Home / 261,176.01-392,127.18-134,909.56

Finding the Fourth Proportional to 261,176.01, 392,127.18 and 134,909.56

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Solution

The fourth proportional to 261,176.01, 392,127.18 and 134,909.56 is: 202,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,176.01 : 392,127.18 = 134,909.56 : x
  2. Step 2: Convert to fraction form
    261,176.01/392,127.18 = 134,909.56/x
  3. Step 3: Cross multiply
    261,176.01x = 392,127.18 × 134,909.56
  4. Step 4: Simplify right side
    261,176.01x = 52,901,705,317.84
  5. Step 5: Solve for x
    x = 52,901,705,317.84/261,176.01
  6. Step 6: Final answer
    x = 202,551.93

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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.