Home / 44,116.40-66,168.12-17,820.56

Finding the Fourth Proportional to 44,116.40, 66,168.12 and 17,820.56

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Solution

The fourth proportional to 44,116.40, 66,168.12 and 17,820.56 is: 26,728.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,116.40 : 66,168.12 = 17,820.56 : x
  2. Step 2: Convert to fraction form
    44,116.40/66,168.12 = 17,820.56/x
  3. Step 3: Cross multiply
    44,116.40x = 66,168.12 × 17,820.56
  4. Step 4: Simplify right side
    44,116.40x = 1,179,152,952.55
  5. Step 5: Solve for x
    x = 1,179,152,952.55/44,116.40
  6. Step 6: Final answer
    x = 26,728.22

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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.