Home / 136,225.83-204,432.71-47,480.07

Finding the Fourth Proportional to 136,225.83, 204,432.71 and 47,480.07

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Solution

The fourth proportional to 136,225.83, 204,432.71 and 47,480.07 is: 71,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,225.83 : 204,432.71 = 47,480.07 : x
  2. Step 2: Convert to fraction form
    136,225.83/204,432.71 = 47,480.07/x
  3. Step 3: Cross multiply
    136,225.83x = 204,432.71 × 47,480.07
  4. Step 4: Simplify right side
    136,225.83x = 9,706,479,143.69
  5. Step 5: Solve for x
    x = 9,706,479,143.69/136,225.83
  6. Step 6: Final answer
    x = 71,252.85

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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.