Home / 114,956.10-172,439.55-36,072.90

Finding the Fourth Proportional to 114,956.10, 172,439.55 and 36,072.90

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Solution

The fourth proportional to 114,956.10, 172,439.55 and 36,072.90 is: 54,111.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,956.10 : 172,439.55 = 36,072.90 : x
  2. Step 2: Convert to fraction form
    114,956.10/172,439.55 = 36,072.90/x
  3. Step 3: Cross multiply
    114,956.10x = 172,439.55 × 36,072.90
  4. Step 4: Simplify right side
    114,956.10x = 6,220,394,643.20
  5. Step 5: Solve for x
    x = 6,220,394,643.20/114,956.10
  6. Step 6: Final answer
    x = 54,111.04

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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.