Home / 97,170.92-134,096.24-56,876.79

Finding the Fourth Proportional to 97,170.92, 134,096.24 and 56,876.79

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Solution

The fourth proportional to 97,170.92, 134,096.24 and 56,876.79 is: 78,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,170.92 : 134,096.24 = 56,876.79 : x
  2. Step 2: Convert to fraction form
    97,170.92/134,096.24 = 56,876.79/x
  3. Step 3: Cross multiply
    97,170.92x = 134,096.24 × 56,876.79
  4. Step 4: Simplify right side
    97,170.92x = 7,626,963,397.89
  5. Step 5: Solve for x
    x = 7,626,963,397.89/97,170.92
  6. Step 6: Final answer
    x = 78,490.19

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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.