Home / 97,389.24-134,397.28-54,951.72

Finding the Fourth Proportional to 97,389.24, 134,397.28 and 54,951.72

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Solution

The fourth proportional to 97,389.24, 134,397.28 and 54,951.72 is: 75,833.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,389.24 : 134,397.28 = 54,951.72 : x
  2. Step 2: Convert to fraction form
    97,389.24/134,397.28 = 54,951.72/x
  3. Step 3: Cross multiply
    97,389.24x = 134,397.28 × 54,951.72
  4. Step 4: Simplify right side
    97,389.24x = 7,385,361,264.02
  5. Step 5: Solve for x
    x = 7,385,361,264.02/97,389.24
  6. Step 6: Final answer
    x = 75,833.44

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1.5x scale

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.