Home / 42,220.44-63,312.03-22,494.78

Finding the Fourth Proportional to 42,220.44, 63,312.03 and 22,494.78

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Solution

The fourth proportional to 42,220.44, 63,312.03 and 22,494.78 is: 33,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,220.44 : 63,312.03 = 22,494.78 : x
  2. Step 2: Convert to fraction form
    42,220.44/63,312.03 = 22,494.78/x
  3. Step 3: Cross multiply
    42,220.44x = 63,312.03 × 22,494.78
  4. Step 4: Simplify right side
    42,220.44x = 1,424,190,186.20
  5. Step 5: Solve for x
    x = 1,424,190,186.20/42,220.44
  6. Step 6: Final answer
    x = 33,732.24

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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.