Home / 42,225.44-63,337.68-17,278.88

Finding the Fourth Proportional to 42,225.44, 63,337.68 and 17,278.88

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Solution

The fourth proportional to 42,225.44, 63,337.68 and 17,278.88 is: 25,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,225.44 : 63,337.68 = 17,278.88 : x
  2. Step 2: Convert to fraction form
    42,225.44/63,337.68 = 17,278.88/x
  3. Step 3: Cross multiply
    42,225.44x = 63,337.68 × 17,278.88
  4. Step 4: Simplify right side
    42,225.44x = 1,094,404,172.20
  5. Step 5: Solve for x
    x = 1,094,404,172.20/42,225.44
  6. Step 6: Final answer
    x = 25,918.12

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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.