Home / 175,233.40-262,850.10-86,503.80

Finding the Fourth Proportional to 175,233.40, 262,850.10 and 86,503.80

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Solution

The fourth proportional to 175,233.40, 262,850.10 and 86,503.80 is: 129,755.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,233.40 : 262,850.10 = 86,503.80 : x
  2. Step 2: Convert to fraction form
    175,233.40/262,850.10 = 86,503.80/x
  3. Step 3: Cross multiply
    175,233.40x = 262,850.10 × 86,503.80
  4. Step 4: Simplify right side
    175,233.40x = 22,737,532,480.38
  5. Step 5: Solve for x
    x = 22,737,532,480.38/175,233.40
  6. Step 6: Final answer
    x = 129,755.70

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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.