Home / 156,381.84-234,616.50-61,553.52

Finding the Fourth Proportional to 156,381.84, 234,616.50 and 61,553.52

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Solution

The fourth proportional to 156,381.84, 234,616.50 and 61,553.52 is: 92,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,381.84 : 234,616.50 = 61,553.52 : x
  2. Step 2: Convert to fraction form
    156,381.84/234,616.50 = 61,553.52/x
  3. Step 3: Cross multiply
    156,381.84x = 234,616.50 × 61,553.52
  4. Step 4: Simplify right side
    156,381.84x = 14,441,471,425.08
  5. Step 5: Solve for x
    x = 14,441,471,425.08/156,381.84
  6. Step 6: Final answer
    x = 92,347.50

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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.