Home / 47,438.08-71,517.28-44,897.92

Finding the Fourth Proportional to 47,438.08, 71,517.28 and 44,897.92

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Solution

The fourth proportional to 47,438.08, 71,517.28 and 44,897.92 is: 67,687.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,438.08 : 71,517.28 = 44,897.92 : x
  2. Step 2: Convert to fraction form
    47,438.08/71,517.28 = 44,897.92/x
  3. Step 3: Cross multiply
    47,438.08x = 71,517.28 × 44,897.92
  4. Step 4: Simplify right side
    47,438.08x = 3,210,977,116.06
  5. Step 5: Solve for x
    x = 3,210,977,116.06/47,438.08
  6. Step 6: Final answer
    x = 67,687.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.