Home / 90,306.95-124,617.83-52,064.51

Finding the Fourth Proportional to 90,306.95, 124,617.83 and 52,064.51

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Solution

The fourth proportional to 90,306.95, 124,617.83 and 52,064.51 is: 71,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,306.95 : 124,617.83 = 52,064.51 : x
  2. Step 2: Convert to fraction form
    90,306.95/124,617.83 = 52,064.51/x
  3. Step 3: Cross multiply
    90,306.95x = 124,617.83 × 52,064.51
  4. Step 4: Simplify right side
    90,306.95x = 6,488,165,372.80
  5. Step 5: Solve for x
    x = 6,488,165,372.80/90,306.95
  6. Step 6: Final answer
    x = 71,845.70

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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.