Home / 90,949.88-125,510.84-53,224.13

Finding the Fourth Proportional to 90,949.88, 125,510.84 and 53,224.13

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Solution

The fourth proportional to 90,949.88, 125,510.84 and 53,224.13 is: 73,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,949.88 : 125,510.84 = 53,224.13 : x
  2. Step 2: Convert to fraction form
    90,949.88/125,510.84 = 53,224.13/x
  3. Step 3: Cross multiply
    90,949.88x = 125,510.84 × 53,224.13
  4. Step 4: Simplify right side
    90,949.88x = 6,680,204,370.89
  5. Step 5: Solve for x
    x = 6,680,204,370.89/90,949.88
  6. Step 6: Final answer
    x = 73,449.30

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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.