Home / 102,277.46-153,440.34-32,156.78

Finding the Fourth Proportional to 102,277.46, 153,440.34 and 32,156.78

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Solution

The fourth proportional to 102,277.46, 153,440.34 and 32,156.78 is: 48,242.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,277.46 : 153,440.34 = 32,156.78 : x
  2. Step 2: Convert to fraction form
    102,277.46/153,440.34 = 32,156.78/x
  3. Step 3: Cross multiply
    102,277.46x = 153,440.34 × 32,156.78
  4. Step 4: Simplify right side
    102,277.46x = 4,934,146,489.30
  5. Step 5: Solve for x
    x = 4,934,146,489.30/102,277.46
  6. Step 6: Final answer
    x = 48,242.75

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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.