Home / 96,587.76-144,872.40-59,128.55

Finding the Fourth Proportional to 96,587.76, 144,872.40 and 59,128.55

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Solution

The fourth proportional to 96,587.76, 144,872.40 and 59,128.55 is: 88,687.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,587.76 : 144,872.40 = 59,128.55 : x
  2. Step 2: Convert to fraction form
    96,587.76/144,872.40 = 59,128.55/x
  3. Step 3: Cross multiply
    96,587.76x = 144,872.40 × 59,128.55
  4. Step 4: Simplify right side
    96,587.76x = 8,566,094,655.06
  5. Step 5: Solve for x
    x = 8,566,094,655.06/96,587.76
  6. Step 6: Final answer
    x = 88,687.17

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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.