Home / 45,224.18-62,440.30-28,254.28

Finding the Fourth Proportional to 45,224.18, 62,440.30 and 28,254.28

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Solution

The fourth proportional to 45,224.18, 62,440.30 and 28,254.28 is: 39,010.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,224.18 : 62,440.30 = 28,254.28 : x
  2. Step 2: Convert to fraction form
    45,224.18/62,440.30 = 28,254.28/x
  3. Step 3: Cross multiply
    45,224.18x = 62,440.30 × 28,254.28
  4. Step 4: Simplify right side
    45,224.18x = 1,764,205,719.48
  5. Step 5: Solve for x
    x = 1,764,205,719.48/45,224.18
  6. Step 6: Final answer
    x = 39,010.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.