Home / 44,180.31-66,270.47-12,591.03

Finding the Fourth Proportional to 44,180.31, 66,270.47 and 12,591.03

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Solution

The fourth proportional to 44,180.31, 66,270.47 and 12,591.03 is: 18,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,180.31 : 66,270.47 = 12,591.03 : x
  2. Step 2: Convert to fraction form
    44,180.31/66,270.47 = 12,591.03/x
  3. Step 3: Cross multiply
    44,180.31x = 66,270.47 × 12,591.03
  4. Step 4: Simplify right side
    44,180.31x = 834,413,412.93
  5. Step 5: Solve for x
    x = 834,413,412.93/44,180.31
  6. Step 6: Final answer
    x = 18,886.55

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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.