Home / 52,296.09-72,159.68-29,630.40

Finding the Fourth Proportional to 52,296.09, 72,159.68 and 29,630.40

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Solution

The fourth proportional to 52,296.09, 72,159.68 and 29,630.40 is: 40,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,296.09 : 72,159.68 = 29,630.40 : x
  2. Step 2: Convert to fraction form
    52,296.09/72,159.68 = 29,630.40/x
  3. Step 3: Cross multiply
    52,296.09x = 72,159.68 × 29,630.40
  4. Step 4: Simplify right side
    52,296.09x = 2,138,120,034.12
  5. Step 5: Solve for x
    x = 2,138,120,034.12/52,296.09
  6. Step 6: Final answer
    x = 40,884.89

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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.