Home / 74,772.12-112,169.36-24,154.20

Finding the Fourth Proportional to 74,772.12, 112,169.36 and 24,154.20

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Solution

The fourth proportional to 74,772.12, 112,169.36 and 24,154.20 is: 36,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,772.12 : 112,169.36 = 24,154.20 : x
  2. Step 2: Convert to fraction form
    74,772.12/112,169.36 = 24,154.20/x
  3. Step 3: Cross multiply
    74,772.12x = 112,169.36 × 24,154.20
  4. Step 4: Simplify right side
    74,772.12x = 2,709,361,155.31
  5. Step 5: Solve for x
    x = 2,709,361,155.31/74,772.12
  6. Step 6: Final answer
    x = 36,234.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.