Home / 42,587.80-63,894.03-17,623.24

Finding the Fourth Proportional to 42,587.80, 63,894.03 and 17,623.24

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Solution

The fourth proportional to 42,587.80, 63,894.03 and 17,623.24 is: 26,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,587.80 : 63,894.03 = 17,623.24 : x
  2. Step 2: Convert to fraction form
    42,587.80/63,894.03 = 17,623.24/x
  3. Step 3: Cross multiply
    42,587.80x = 63,894.03 × 17,623.24
  4. Step 4: Simplify right side
    42,587.80x = 1,126,019,825.26
  5. Step 5: Solve for x
    x = 1,126,019,825.26/42,587.80
  6. Step 6: Final answer
    x = 26,439.96

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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.