Home / 44,127.95-66,191.91-12,963.20

Finding the Fourth Proportional to 44,127.95, 66,191.91 and 12,963.20

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Solution

The fourth proportional to 44,127.95, 66,191.91 and 12,963.20 is: 19,444.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,127.95 : 66,191.91 = 12,963.20 : x
  2. Step 2: Convert to fraction form
    44,127.95/66,191.91 = 12,963.20/x
  3. Step 3: Cross multiply
    44,127.95x = 66,191.91 × 12,963.20
  4. Step 4: Simplify right side
    44,127.95x = 858,058,636.75
  5. Step 5: Solve for x
    x = 858,058,636.75/44,127.95
  6. Step 6: Final answer
    x = 19,444.79

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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.