Home / 147,444.04-203,472.30-80,376.04

Finding the Fourth Proportional to 147,444.04, 203,472.30 and 80,376.04

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Solution

The fourth proportional to 147,444.04, 203,472.30 and 80,376.04 is: 110,918.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,444.04 : 203,472.30 = 80,376.04 : x
  2. Step 2: Convert to fraction form
    147,444.04/203,472.30 = 80,376.04/x
  3. Step 3: Cross multiply
    147,444.04x = 203,472.30 × 80,376.04
  4. Step 4: Simplify right side
    147,444.04x = 16,354,297,723.69
  5. Step 5: Solve for x
    x = 16,354,297,723.69/147,444.04
  6. Step 6: Final answer
    x = 110,918.68

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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.