Home / 192,272.47-288,425.11-50,136.61

Finding the Fourth Proportional to 192,272.47, 288,425.11 and 50,136.61

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Solution

The fourth proportional to 192,272.47, 288,425.11 and 50,136.61 is: 75,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,272.47 : 288,425.11 = 50,136.61 : x
  2. Step 2: Convert to fraction form
    192,272.47/288,425.11 = 50,136.61/x
  3. Step 3: Cross multiply
    192,272.47x = 288,425.11 × 50,136.61
  4. Step 4: Simplify right side
    192,272.47x = 14,460,657,254.28
  5. Step 5: Solve for x
    x = 14,460,657,254.28/192,272.47
  6. Step 6: Final answer
    x = 75,209.19

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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.