Home / 129,792.08-194,658.76-59,603.92

Finding the Fourth Proportional to 129,792.08, 194,658.76 and 59,603.92

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Solution

The fourth proportional to 129,792.08, 194,658.76 and 59,603.92 is: 89,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,792.08 : 194,658.76 = 59,603.92 : x
  2. Step 2: Convert to fraction form
    129,792.08/194,658.76 = 59,603.92/x
  3. Step 3: Cross multiply
    129,792.08x = 194,658.76 × 59,603.92
  4. Step 4: Simplify right side
    129,792.08x = 11,602,425,158.34
  5. Step 5: Solve for x
    x = 11,602,425,158.34/129,792.08
  6. Step 6: Final answer
    x = 89,392.40

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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.