Home / 93,582.93-129,144.78-51,141.48

Finding the Fourth Proportional to 93,582.93, 129,144.78 and 51,141.48

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Solution

The fourth proportional to 93,582.93, 129,144.78 and 51,141.48 is: 70,575.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,582.93 : 129,144.78 = 51,141.48 : x
  2. Step 2: Convert to fraction form
    93,582.93/129,144.78 = 51,141.48/x
  3. Step 3: Cross multiply
    93,582.93x = 129,144.78 × 51,141.48
  4. Step 4: Simplify right side
    93,582.93x = 6,604,655,183.47
  5. Step 5: Solve for x
    x = 6,604,655,183.47/93,582.93
  6. Step 6: Final answer
    x = 70,575.43

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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.