Home / 56,740.20-85,122.45-17,301.30

Finding the Fourth Proportional to 56,740.20, 85,122.45 and 17,301.30

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Solution

The fourth proportional to 56,740.20, 85,122.45 and 17,301.30 is: 25,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,740.20 : 85,122.45 = 17,301.30 : x
  2. Step 2: Convert to fraction form
    56,740.20/85,122.45 = 17,301.30/x
  3. Step 3: Cross multiply
    56,740.20x = 85,122.45 × 17,301.30
  4. Step 4: Simplify right side
    56,740.20x = 1,472,729,044.19
  5. Step 5: Solve for x
    x = 1,472,729,044.19/56,740.20
  6. Step 6: Final answer
    x = 25,955.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.