Home / 155,695.96-214,876.30-95,306.51

Finding the Fourth Proportional to 155,695.96, 214,876.30 and 95,306.51

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Solution

The fourth proportional to 155,695.96, 214,876.30 and 95,306.51 is: 131,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,695.96 : 214,876.30 = 95,306.51 : x
  2. Step 2: Convert to fraction form
    155,695.96/214,876.30 = 95,306.51/x
  3. Step 3: Cross multiply
    155,695.96x = 214,876.30 × 95,306.51
  4. Step 4: Simplify right side
    155,695.96x = 20,479,109,758.18
  5. Step 5: Solve for x
    x = 20,479,109,758.18/155,695.96
  6. Step 6: Final answer
    x = 131,532.70

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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.