Home / 42,422.58-63,655.74-17,481.06

Finding the Fourth Proportional to 42,422.58, 63,655.74 and 17,481.06

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Solution

The fourth proportional to 42,422.58, 63,655.74 and 17,481.06 is: 26,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,422.58 : 63,655.74 = 17,481.06 : x
  2. Step 2: Convert to fraction form
    42,422.58/63,655.74 = 17,481.06/x
  3. Step 3: Cross multiply
    42,422.58x = 63,655.74 × 17,481.06
  4. Step 4: Simplify right side
    42,422.58x = 1,112,769,810.28
  5. Step 5: Solve for x
    x = 1,112,769,810.28/42,422.58
  6. Step 6: Final answer
    x = 26,230.60

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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.