Home / 93,996.45-129,714.21-51,555.15

Finding the Fourth Proportional to 93,996.45, 129,714.21 and 51,555.15

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Solution

The fourth proportional to 93,996.45, 129,714.21 and 51,555.15 is: 71,145.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,996.45 : 129,714.21 = 51,555.15 : x
  2. Step 2: Convert to fraction form
    93,996.45/129,714.21 = 51,555.15/x
  3. Step 3: Cross multiply
    93,996.45x = 129,714.21 × 51,555.15
  4. Step 4: Simplify right side
    93,996.45x = 6,687,435,553.68
  5. Step 5: Solve for x
    x = 6,687,435,553.68/93,996.45
  6. Step 6: Final answer
    x = 71,145.62

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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.