Home / 83,523.96-115,265.70-45,801.72

Finding the Fourth Proportional to 83,523.96, 115,265.70 and 45,801.72

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Solution

The fourth proportional to 83,523.96, 115,265.70 and 45,801.72 is: 63,207.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,523.96 : 115,265.70 = 45,801.72 : x
  2. Step 2: Convert to fraction form
    83,523.96/115,265.70 = 45,801.72/x
  3. Step 3: Cross multiply
    83,523.96x = 115,265.70 × 45,801.72
  4. Step 4: Simplify right side
    83,523.96x = 5,279,367,317.00
  5. Step 5: Solve for x
    x = 5,279,367,317.00/83,523.96
  6. Step 6: Final answer
    x = 63,207.82

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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.