Home / 93,999.43-129,726.06-53,712.28

Finding the Fourth Proportional to 93,999.43, 129,726.06 and 53,712.28

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Solution

The fourth proportional to 93,999.43, 129,726.06 and 53,712.28 is: 74,126.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,999.43 : 129,726.06 = 53,712.28 : x
  2. Step 2: Convert to fraction form
    93,999.43/129,726.06 = 53,712.28/x
  3. Step 3: Cross multiply
    93,999.43x = 129,726.06 × 53,712.28
  4. Step 4: Simplify right side
    93,999.43x = 6,967,882,458.02
  5. Step 5: Solve for x
    x = 6,967,882,458.02/93,999.43
  6. Step 6: Final answer
    x = 74,126.86

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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.