Home / 83,861.82-115,703.28-48,044.91

Finding the Fourth Proportional to 83,861.82, 115,703.28 and 48,044.91

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Solution

The fourth proportional to 83,861.82, 115,703.28 and 48,044.91 is: 66,287.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,861.82 : 115,703.28 = 48,044.91 : x
  2. Step 2: Convert to fraction form
    83,861.82/115,703.28 = 48,044.91/x
  3. Step 3: Cross multiply
    83,861.82x = 115,703.28 × 48,044.91
  4. Step 4: Simplify right side
    83,861.82x = 5,558,953,674.30
  5. Step 5: Solve for x
    x = 5,558,953,674.30/83,861.82
  6. Step 6: Final answer
    x = 66,287.06

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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.