Home / 74,617.57-102,967.05-42,352.85

Finding the Fourth Proportional to 74,617.57, 102,967.05 and 42,352.85

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Solution

The fourth proportional to 74,617.57, 102,967.05 and 42,352.85 is: 58,443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,617.57 : 102,967.05 = 42,352.85 : x
  2. Step 2: Convert to fraction form
    74,617.57/102,967.05 = 42,352.85/x
  3. Step 3: Cross multiply
    74,617.57x = 102,967.05 × 42,352.85
  4. Step 4: Simplify right side
    74,617.57x = 4,360,948,031.12
  5. Step 5: Solve for x
    x = 4,360,948,031.12/74,617.57
  6. Step 6: Final answer
    x = 58,443.98

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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.