Home / 47,561.40-71,265.30-29,999.80

Finding the Fourth Proportional to 47,561.40, 71,265.30 and 29,999.80

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Solution

The fourth proportional to 47,561.40, 71,265.30 and 29,999.80 is: 44,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,561.40 : 71,265.30 = 29,999.80 : x
  2. Step 2: Convert to fraction form
    47,561.40/71,265.30 = 29,999.80/x
  3. Step 3: Cross multiply
    47,561.40x = 71,265.30 × 29,999.80
  4. Step 4: Simplify right side
    47,561.40x = 2,137,944,746.94
  5. Step 5: Solve for x
    x = 2,137,944,746.94/47,561.40
  6. Step 6: Final answer
    x = 44,951.26

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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.