Home / 92,223.36-127,115.22-65,331.36

Finding the Fourth Proportional to 92,223.36, 127,115.22 and 65,331.36

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Solution

The fourth proportional to 92,223.36, 127,115.22 and 65,331.36 is: 90,048.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,223.36 : 127,115.22 = 65,331.36 : x
  2. Step 2: Convert to fraction form
    92,223.36/127,115.22 = 65,331.36/x
  3. Step 3: Cross multiply
    92,223.36x = 127,115.22 × 65,331.36
  4. Step 4: Simplify right side
    92,223.36x = 8,304,610,199.30
  5. Step 5: Solve for x
    x = 8,304,610,199.30/92,223.36
  6. Step 6: Final answer
    x = 90,048.88

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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.