Home / 92,122.56-127,140.48-51,851.52

Finding the Fourth Proportional to 92,122.56, 127,140.48 and 51,851.52

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Solution

The fourth proportional to 92,122.56, 127,140.48 and 51,851.52 is: 71,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,122.56 : 127,140.48 = 51,851.52 : x
  2. Step 2: Convert to fraction form
    92,122.56/127,140.48 = 51,851.52/x
  3. Step 3: Cross multiply
    92,122.56x = 127,140.48 × 51,851.52
  4. Step 4: Simplify right side
    92,122.56x = 6,592,427,141.53
  5. Step 5: Solve for x
    x = 6,592,427,141.53/92,122.56
  6. Step 6: Final answer
    x = 71,561.48

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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.