Home / 83,335.72-115,000.50-47,537.32

Finding the Fourth Proportional to 83,335.72, 115,000.50 and 47,537.32

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Solution

The fourth proportional to 83,335.72, 115,000.50 and 47,537.32 is: 65,599.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,335.72 : 115,000.50 = 47,537.32 : x
  2. Step 2: Convert to fraction form
    83,335.72/115,000.50 = 47,537.32/x
  3. Step 3: Cross multiply
    83,335.72x = 115,000.50 × 47,537.32
  4. Step 4: Simplify right side
    83,335.72x = 5,466,815,568.66
  5. Step 5: Solve for x
    x = 5,466,815,568.66/83,335.72
  6. Step 6: Final answer
    x = 65,599.91

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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.