Home / 85,488.27-117,973.17-47,250.39

Finding the Fourth Proportional to 85,488.27, 117,973.17 and 47,250.39

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Solution

The fourth proportional to 85,488.27, 117,973.17 and 47,250.39 is: 65,205.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,488.27 : 117,973.17 = 47,250.39 : x
  2. Step 2: Convert to fraction form
    85,488.27/117,973.17 = 47,250.39/x
  3. Step 3: Cross multiply
    85,488.27x = 117,973.17 × 47,250.39
  4. Step 4: Simplify right side
    85,488.27x = 5,574,278,292.04
  5. Step 5: Solve for x
    x = 5,574,278,292.04/85,488.27
  6. Step 6: Final answer
    x = 65,205.18

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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.