Home / 154,065.60-231,098.40-94,708.80

Finding the Fourth Proportional to 154,065.60, 231,098.40 and 94,708.80

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Solution

The fourth proportional to 154,065.60, 231,098.40 and 94,708.80 is: 142,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,065.60 : 231,098.40 = 94,708.80 : x
  2. Step 2: Convert to fraction form
    154,065.60/231,098.40 = 94,708.80/x
  3. Step 3: Cross multiply
    154,065.60x = 231,098.40 × 94,708.80
  4. Step 4: Simplify right side
    154,065.60x = 21,887,052,145.92
  5. Step 5: Solve for x
    x = 21,887,052,145.92/154,065.60
  6. Step 6: Final answer
    x = 142,063.20

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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.