Home / 47,382.40-71,073.60-26,603.20

Finding the Fourth Proportional to 47,382.40, 71,073.60 and 26,603.20

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Solution

The fourth proportional to 47,382.40, 71,073.60 and 26,603.20 is: 39,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,382.40 : 71,073.60 = 26,603.20 : x
  2. Step 2: Convert to fraction form
    47,382.40/71,073.60 = 26,603.20/x
  3. Step 3: Cross multiply
    47,382.40x = 71,073.60 × 26,603.20
  4. Step 4: Simplify right side
    47,382.40x = 1,890,785,195.52
  5. Step 5: Solve for x
    x = 1,890,785,195.52/47,382.40
  6. Step 6: Final answer
    x = 39,904.80

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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.