Home / 92,187.13-127,230.35-51,908.74

Finding the Fourth Proportional to 92,187.13, 127,230.35 and 51,908.74

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Solution

The fourth proportional to 92,187.13, 127,230.35 and 51,908.74 is: 71,640.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,187.13 : 127,230.35 = 51,908.74 : x
  2. Step 2: Convert to fraction form
    92,187.13/127,230.35 = 51,908.74/x
  3. Step 3: Cross multiply
    92,187.13x = 127,230.35 × 51,908.74
  4. Step 4: Simplify right side
    92,187.13x = 6,604,366,969.95
  5. Step 5: Solve for x
    x = 6,604,366,969.95/92,187.13
  6. Step 6: Final answer
    x = 71,640.88

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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.