Home / 44,351.20-66,526.80-21,023.20

Finding the Fourth Proportional to 44,351.20, 66,526.80 and 21,023.20

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Solution

The fourth proportional to 44,351.20, 66,526.80 and 21,023.20 is: 31,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,351.20 : 66,526.80 = 21,023.20 : x
  2. Step 2: Convert to fraction form
    44,351.20/66,526.80 = 21,023.20/x
  3. Step 3: Cross multiply
    44,351.20x = 66,526.80 × 21,023.20
  4. Step 4: Simplify right side
    44,351.20x = 1,398,606,221.76
  5. Step 5: Solve for x
    x = 1,398,606,221.76/44,351.20
  6. Step 6: Final answer
    x = 31,534.80

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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.