Home / 55,502.06-76,599.84-36,397.90

Finding the Fourth Proportional to 55,502.06, 76,599.84 and 36,397.90

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Solution

The fourth proportional to 55,502.06, 76,599.84 and 36,397.90 is: 50,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,502.06 : 76,599.84 = 36,397.90 : x
  2. Step 2: Convert to fraction form
    55,502.06/76,599.84 = 36,397.90/x
  3. Step 3: Cross multiply
    55,502.06x = 76,599.84 × 36,397.90
  4. Step 4: Simplify right side
    55,502.06x = 2,788,073,316.34
  5. Step 5: Solve for x
    x = 2,788,073,316.34/55,502.06
  6. Step 6: Final answer
    x = 50,233.69

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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.