Home / 91,060.02-136,557.22-38,473.61

Finding the Fourth Proportional to 91,060.02, 136,557.22 and 38,473.61

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Solution

The fourth proportional to 91,060.02, 136,557.22 and 38,473.61 is: 57,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,060.02 : 136,557.22 = 38,473.61 : x
  2. Step 2: Convert to fraction form
    91,060.02/136,557.22 = 38,473.61/x
  3. Step 3: Cross multiply
    91,060.02x = 136,557.22 × 38,473.61
  4. Step 4: Simplify right side
    91,060.02x = 5,253,849,224.96
  5. Step 5: Solve for x
    x = 5,253,849,224.96/91,060.02
  6. Step 6: Final answer
    x = 57,696.55

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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.