Home / 60,549.18-90,824.24-21,106.18

Finding the Fourth Proportional to 60,549.18, 90,824.24 and 21,106.18

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Solution

The fourth proportional to 60,549.18, 90,824.24 and 21,106.18 is: 31,659.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,549.18 : 90,824.24 = 21,106.18 : x
  2. Step 2: Convert to fraction form
    60,549.18/90,824.24 = 21,106.18/x
  3. Step 3: Cross multiply
    60,549.18x = 90,824.24 × 21,106.18
  4. Step 4: Simplify right side
    60,549.18x = 1,916,952,757.80
  5. Step 5: Solve for x
    x = 1,916,952,757.80/60,549.18
  6. Step 6: Final answer
    x = 31,659.43

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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.