Home / 111,252.35-153,379.58-92,061.43

Finding the Fourth Proportional to 111,252.35, 153,379.58 and 92,061.43

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Solution

The fourth proportional to 111,252.35, 153,379.58 and 92,061.43 is: 126,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,252.35 : 153,379.58 = 92,061.43 : x
  2. Step 2: Convert to fraction form
    111,252.35/153,379.58 = 92,061.43/x
  3. Step 3: Cross multiply
    111,252.35x = 153,379.58 × 92,061.43
  4. Step 4: Simplify right side
    111,252.35x = 14,120,342,623.84
  5. Step 5: Solve for x
    x = 14,120,342,623.84/111,252.35
  6. Step 6: Final answer
    x = 126,921.74

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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.