Home / 93,997.45-129,715.59-51,556.15

Finding the Fourth Proportional to 93,997.45, 129,715.59 and 51,556.15

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Solution

The fourth proportional to 93,997.45, 129,715.59 and 51,556.15 is: 71,147.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,997.45 : 129,715.59 = 51,556.15 : x
  2. Step 2: Convert to fraction form
    93,997.45/129,715.59 = 51,556.15/x
  3. Step 3: Cross multiply
    93,997.45x = 129,715.59 × 51,556.15
  4. Step 4: Simplify right side
    93,997.45x = 6,687,636,415.38
  5. Step 5: Solve for x
    x = 6,687,636,415.38/93,997.45
  6. Step 6: Final answer
    x = 71,147.00

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.