Home / 52,340.88-72,229.90-28,467.76

Finding the Fourth Proportional to 52,340.88, 72,229.90 and 28,467.76

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Solution

The fourth proportional to 52,340.88, 72,229.90 and 28,467.76 is: 39,285.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,340.88 : 72,229.90 = 28,467.76 : x
  2. Step 2: Convert to fraction form
    52,340.88/72,229.90 = 28,467.76/x
  3. Step 3: Cross multiply
    52,340.88x = 72,229.90 × 28,467.76
  4. Step 4: Simplify right side
    52,340.88x = 2,056,223,458.02
  5. Step 5: Solve for x
    x = 2,056,223,458.02/52,340.88
  6. Step 6: Final answer
    x = 39,285.23

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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.