Home / 72,037.64-108,001.38-59,518.28

Finding the Fourth Proportional to 72,037.64, 108,001.38 and 59,518.28

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Solution

The fourth proportional to 72,037.64, 108,001.38 and 59,518.28 is: 89,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,037.64 : 108,001.38 = 59,518.28 : x
  2. Step 2: Convert to fraction form
    72,037.64/108,001.38 = 59,518.28/x
  3. Step 3: Cross multiply
    72,037.64x = 108,001.38 × 59,518.28
  4. Step 4: Simplify right side
    72,037.64x = 6,428,056,375.23
  5. Step 5: Solve for x
    x = 6,428,056,375.23/72,037.64
  6. Step 6: Final answer
    x = 89,231.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.