Home / 92,177.38-127,214.31-56,391.18

Finding the Fourth Proportional to 92,177.38, 127,214.31 and 56,391.18

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Solution

The fourth proportional to 92,177.38, 127,214.31 and 56,391.18 is: 77,825.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,177.38 : 127,214.31 = 56,391.18 : x
  2. Step 2: Convert to fraction form
    92,177.38/127,214.31 = 56,391.18/x
  3. Step 3: Cross multiply
    92,177.38x = 127,214.31 × 56,391.18
  4. Step 4: Simplify right side
    92,177.38x = 7,173,765,053.79
  5. Step 5: Solve for x
    x = 7,173,765,053.79/92,177.38
  6. Step 6: Final answer
    x = 77,825.66

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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.