Home / 129,262.69-193,892.58-50,432.28

Finding the Fourth Proportional to 129,262.69, 193,892.58 and 50,432.28

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Solution

The fourth proportional to 129,262.69, 193,892.58 and 50,432.28 is: 75,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,262.69 : 193,892.58 = 50,432.28 : x
  2. Step 2: Convert to fraction form
    129,262.69/193,892.58 = 50,432.28/x
  3. Step 3: Cross multiply
    129,262.69x = 193,892.58 × 50,432.28
  4. Step 4: Simplify right side
    129,262.69x = 9,778,444,884.48
  5. Step 5: Solve for x
    x = 9,778,444,884.48/129,262.69
  6. Step 6: Final answer
    x = 75,647.85

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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.