Home / 42,435.60-63,675.24-17,494.08

Finding the Fourth Proportional to 42,435.60, 63,675.24 and 17,494.08

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Solution

The fourth proportional to 42,435.60, 63,675.24 and 17,494.08 is: 26,250.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,435.60 : 63,675.24 = 17,494.08 : x
  2. Step 2: Convert to fraction form
    42,435.60/63,675.24 = 17,494.08/x
  3. Step 3: Cross multiply
    42,435.60x = 63,675.24 × 17,494.08
  4. Step 4: Simplify right side
    42,435.60x = 1,113,939,742.58
  5. Step 5: Solve for x
    x = 1,113,939,742.58/42,435.60
  6. Step 6: Final answer
    x = 26,250.12

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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.