Home / 129,152.12-193,717.17-44,890.65

Finding the Fourth Proportional to 129,152.12, 193,717.17 and 44,890.65

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Solution

The fourth proportional to 129,152.12, 193,717.17 and 44,890.65 is: 67,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,152.12 : 193,717.17 = 44,890.65 : x
  2. Step 2: Convert to fraction form
    129,152.12/193,717.17 = 44,890.65/x
  3. Step 3: Cross multiply
    129,152.12x = 193,717.17 × 44,890.65
  4. Step 4: Simplify right side
    129,152.12x = 8,696,089,677.46
  5. Step 5: Solve for x
    x = 8,696,089,677.46/129,152.12
  6. Step 6: Final answer
    x = 67,332.15

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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.