Home / 268,535.43-370,579.02-147,684.90

Finding the Fourth Proportional to 268,535.43, 370,579.02 and 147,684.90

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Solution

The fourth proportional to 268,535.43, 370,579.02 and 147,684.90 is: 203,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,535.43 : 370,579.02 = 147,684.90 : x
  2. Step 2: Convert to fraction form
    268,535.43/370,579.02 = 147,684.90/x
  3. Step 3: Cross multiply
    268,535.43x = 370,579.02 × 147,684.90
  4. Step 4: Simplify right side
    268,535.43x = 54,728,925,510.80
  5. Step 5: Solve for x
    x = 54,728,925,510.80/268,535.43
  6. Step 6: Final answer
    x = 203,805.23

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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.