Home / 53,228.20-73,458.18-29,354.80

Finding the Fourth Proportional to 53,228.20, 73,458.18 and 29,354.80

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Solution

The fourth proportional to 53,228.20, 73,458.18 and 29,354.80 is: 40,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,228.20 : 73,458.18 = 29,354.80 : x
  2. Step 2: Convert to fraction form
    53,228.20/73,458.18 = 29,354.80/x
  3. Step 3: Cross multiply
    53,228.20x = 73,458.18 × 29,354.80
  4. Step 4: Simplify right side
    53,228.20x = 2,156,350,182.26
  5. Step 5: Solve for x
    x = 2,156,350,182.26/53,228.20
  6. Step 6: Final answer
    x = 40,511.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.