Home / 115,232.80-172,849.20-36,353.18

Finding the Fourth Proportional to 115,232.80, 172,849.20 and 36,353.18

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Solution

The fourth proportional to 115,232.80, 172,849.20 and 36,353.18 is: 54,529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,232.80 : 172,849.20 = 36,353.18 : x
  2. Step 2: Convert to fraction form
    115,232.80/172,849.20 = 36,353.18/x
  3. Step 3: Cross multiply
    115,232.80x = 172,849.20 × 36,353.18
  4. Step 4: Simplify right side
    115,232.80x = 6,283,618,145.72
  5. Step 5: Solve for x
    x = 6,283,618,145.72/115,232.80
  6. Step 6: Final answer
    x = 54,529.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.