Home / 96,331.12-132,937.14-53,890.36

Finding the Fourth Proportional to 96,331.12, 132,937.14 and 53,890.36

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Solution

The fourth proportional to 96,331.12, 132,937.14 and 53,890.36 is: 74,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,331.12 : 132,937.14 = 53,890.36 : x
  2. Step 2: Convert to fraction form
    96,331.12/132,937.14 = 53,890.36/x
  3. Step 3: Cross multiply
    96,331.12x = 132,937.14 × 53,890.36
  4. Step 4: Simplify right side
    96,331.12x = 7,164,030,331.97
  5. Step 5: Solve for x
    x = 7,164,030,331.97/96,331.12
  6. Step 6: Final answer
    x = 74,368.81

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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.