Home / 152,820.40-229,230.60-96,833.20

Finding the Fourth Proportional to 152,820.40, 229,230.60 and 96,833.20

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Solution

The fourth proportional to 152,820.40, 229,230.60 and 96,833.20 is: 145,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,820.40 : 229,230.60 = 96,833.20 : x
  2. Step 2: Convert to fraction form
    152,820.40/229,230.60 = 96,833.20/x
  3. Step 3: Cross multiply
    152,820.40x = 229,230.60 × 96,833.20
  4. Step 4: Simplify right side
    152,820.40x = 22,197,132,535.92
  5. Step 5: Solve for x
    x = 22,197,132,535.92/152,820.40
  6. Step 6: Final answer
    x = 145,249.80

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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.