Home / 113,626.98-156,806.01-63,329.22

Finding the Fourth Proportional to 113,626.98, 156,806.01 and 63,329.22

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Solution

The fourth proportional to 113,626.98, 156,806.01 and 63,329.22 is: 87,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,626.98 : 156,806.01 = 63,329.22 : x
  2. Step 2: Convert to fraction form
    113,626.98/156,806.01 = 63,329.22/x
  3. Step 3: Cross multiply
    113,626.98x = 156,806.01 × 63,329.22
  4. Step 4: Simplify right side
    113,626.98x = 9,930,402,304.61
  5. Step 5: Solve for x
    x = 9,930,402,304.61/113,626.98
  6. Step 6: Final answer
    x = 87,394.76

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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.