Home / 52,192.87-72,025.92-28,319.49

Finding the Fourth Proportional to 52,192.87, 72,025.92 and 28,319.49

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Solution

The fourth proportional to 52,192.87, 72,025.92 and 28,319.49 is: 39,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,192.87 : 72,025.92 = 28,319.49 : x
  2. Step 2: Convert to fraction form
    52,192.87/72,025.92 = 28,319.49/x
  3. Step 3: Cross multiply
    52,192.87x = 72,025.92 × 28,319.49
  4. Step 4: Simplify right side
    52,192.87x = 2,039,737,321.18
  5. Step 5: Solve for x
    x = 2,039,737,321.18/52,192.87
  6. Step 6: Final answer
    x = 39,080.77

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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.