Home / 48,074.57-72,034.10-39,313.61

Finding the Fourth Proportional to 48,074.57, 72,034.10 and 39,313.61

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Solution

The fourth proportional to 48,074.57, 72,034.10 and 39,313.61 is: 58,906.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,074.57 : 72,034.10 = 39,313.61 : x
  2. Step 2: Convert to fraction form
    48,074.57/72,034.10 = 39,313.61/x
  3. Step 3: Cross multiply
    48,074.57x = 72,034.10 × 39,313.61
  4. Step 4: Simplify right side
    48,074.57x = 2,831,920,317.53
  5. Step 5: Solve for x
    x = 2,831,920,317.53/48,074.57
  6. Step 6: Final answer
    x = 58,906.83

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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.