Home / 131,054.02-196,292.90-108,306.90

Finding the Fourth Proportional to 131,054.02, 196,292.90 and 108,306.90

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Solution

The fourth proportional to 131,054.02, 196,292.90 and 108,306.90 is: 162,222.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,054.02 : 196,292.90 = 108,306.90 : x
  2. Step 2: Convert to fraction form
    131,054.02/196,292.90 = 108,306.90/x
  3. Step 3: Cross multiply
    131,054.02x = 196,292.90 × 108,306.90
  4. Step 4: Simplify right side
    131,054.02x = 21,259,875,761.78
  5. Step 5: Solve for x
    x = 21,259,875,761.78/131,054.02
  6. Step 6: Final answer
    x = 162,222.24

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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.