Home / 44,220.20-66,312.70-14,629.80

Finding the Fourth Proportional to 44,220.20, 66,312.70 and 14,629.80

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Solution

The fourth proportional to 44,220.20, 66,312.70 and 14,629.80 is: 21,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,220.20 : 66,312.70 = 14,629.80 : x
  2. Step 2: Convert to fraction form
    44,220.20/66,312.70 = 14,629.80/x
  3. Step 3: Cross multiply
    44,220.20x = 66,312.70 × 14,629.80
  4. Step 4: Simplify right side
    44,220.20x = 970,141,538.46
  5. Step 5: Solve for x
    x = 970,141,538.46/44,220.20
  6. Step 6: Final answer
    x = 21,938.88

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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.