Home / 62,817.18-86,689.35-34,523.61

Finding the Fourth Proportional to 62,817.18, 86,689.35 and 34,523.61

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Solution

The fourth proportional to 62,817.18, 86,689.35 and 34,523.61 is: 47,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,817.18 : 86,689.35 = 34,523.61 : x
  2. Step 2: Convert to fraction form
    62,817.18/86,689.35 = 34,523.61/x
  3. Step 3: Cross multiply
    62,817.18x = 86,689.35 × 34,523.61
  4. Step 4: Simplify right side
    62,817.18x = 2,992,829,310.55
  5. Step 5: Solve for x
    x = 2,992,829,310.55/62,817.18
  6. Step 6: Final answer
    x = 47,643.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.