Home / 187,117.12-280,584.72-62,416

Finding the Fourth Proportional to 187,117.12, 280,584.72 and 62,416

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Solution

The fourth proportional to 187,117.12, 280,584.72 and 62,416 is: 93,593.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,117.12 : 280,584.72 = 62,416 : x
  2. Step 2: Convert to fraction form
    187,117.12/280,584.72 = 62,416/x
  3. Step 3: Cross multiply
    187,117.12x = 280,584.72 × 62,416
  4. Step 4: Simplify right side
    187,117.12x = 17,512,975,883.52
  5. Step 5: Solve for x
    x = 17,512,975,883.52/187,117.12
  6. Step 6: Final answer
    x = 93,593.66

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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.