Home / 42,482.68-63,669.51-17,540.26

Finding the Fourth Proportional to 42,482.68, 63,669.51 and 17,540.26

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Solution

The fourth proportional to 42,482.68, 63,669.51 and 17,540.26 is: 26,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,482.68 : 63,669.51 = 17,540.26 : x
  2. Step 2: Convert to fraction form
    42,482.68/63,669.51 = 17,540.26/x
  3. Step 3: Cross multiply
    42,482.68x = 63,669.51 × 17,540.26
  4. Step 4: Simplify right side
    42,482.68x = 1,116,779,759.47
  5. Step 5: Solve for x
    x = 1,116,779,759.47/42,482.68
  6. Step 6: Final answer
    x = 26,287.88

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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.