Home / 113,670.05-156,861.06-62,684.93

Finding the Fourth Proportional to 113,670.05, 156,861.06 and 62,684.93

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Solution

The fourth proportional to 113,670.05, 156,861.06 and 62,684.93 is: 86,503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,670.05 : 156,861.06 = 62,684.93 : x
  2. Step 2: Convert to fraction form
    113,670.05/156,861.06 = 62,684.93/x
  3. Step 3: Cross multiply
    113,670.05x = 156,861.06 × 62,684.93
  4. Step 4: Simplify right side
    113,670.05x = 9,832,823,781.52
  5. Step 5: Solve for x
    x = 9,832,823,781.52/113,670.05
  6. Step 6: Final answer
    x = 86,503.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.