Home / 268,223.03-370,154.30-147,372.15

Finding the Fourth Proportional to 268,223.03, 370,154.30 and 147,372.15

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Solution

The fourth proportional to 268,223.03, 370,154.30 and 147,372.15 is: 203,377.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,223.03 : 370,154.30 = 147,372.15 : x
  2. Step 2: Convert to fraction form
    268,223.03/370,154.30 = 147,372.15/x
  3. Step 3: Cross multiply
    268,223.03x = 370,154.30 × 147,372.15
  4. Step 4: Simplify right side
    268,223.03x = 54,550,435,022.75
  5. Step 5: Solve for x
    x = 54,550,435,022.75/268,223.03
  6. Step 6: Final answer
    x = 203,377.15

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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.