Home / 97,223.20-134,166.96-54,781.66

Finding the Fourth Proportional to 97,223.20, 134,166.96 and 54,781.66

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Solution

The fourth proportional to 97,223.20, 134,166.96 and 54,781.66 is: 75,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,223.20 : 134,166.96 = 54,781.66 : x
  2. Step 2: Convert to fraction form
    97,223.20/134,166.96 = 54,781.66/x
  3. Step 3: Cross multiply
    97,223.20x = 134,166.96 × 54,781.66
  4. Step 4: Simplify right side
    97,223.20x = 7,349,888,785.95
  5. Step 5: Solve for x
    x = 7,349,888,785.95/97,223.20
  6. Step 6: Final answer
    x = 75,598.10

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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.