Home / 66,849.16-92,236.87-38,159.66

Finding the Fourth Proportional to 66,849.16, 92,236.87 and 38,159.66

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Solution

The fourth proportional to 66,849.16, 92,236.87 and 38,159.66 is: 52,651.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,849.16 : 92,236.87 = 38,159.66 : x
  2. Step 2: Convert to fraction form
    66,849.16/92,236.87 = 38,159.66/x
  3. Step 3: Cross multiply
    66,849.16x = 92,236.87 × 38,159.66
  4. Step 4: Simplify right side
    66,849.16x = 3,519,727,733.86
  5. Step 5: Solve for x
    x = 3,519,727,733.86/66,849.16
  6. Step 6: Final answer
    x = 52,651.79

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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.