Home / 91,247.31-125,926.25-53,521.56

Finding the Fourth Proportional to 91,247.31, 125,926.25 and 53,521.56

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Solution

The fourth proportional to 91,247.31, 125,926.25 and 53,521.56 is: 73,862.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,247.31 : 125,926.25 = 53,521.56 : x
  2. Step 2: Convert to fraction form
    91,247.31/125,926.25 = 53,521.56/x
  3. Step 3: Cross multiply
    91,247.31x = 125,926.25 × 53,521.56
  4. Step 4: Simplify right side
    91,247.31x = 6,739,769,077.34
  5. Step 5: Solve for x
    x = 6,739,769,077.34/91,247.31
  6. Step 6: Final answer
    x = 73,862.66

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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.