Home / 126,306.16-189,459.24-63,994.48

Finding the Fourth Proportional to 126,306.16, 189,459.24 and 63,994.48

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Solution

The fourth proportional to 126,306.16, 189,459.24 and 63,994.48 is: 95,991.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,306.16 : 189,459.24 = 63,994.48 : x
  2. Step 2: Convert to fraction form
    126,306.16/189,459.24 = 63,994.48/x
  3. Step 3: Cross multiply
    126,306.16x = 189,459.24 × 63,994.48
  4. Step 4: Simplify right side
    126,306.16x = 12,124,345,545.00
  5. Step 5: Solve for x
    x = 12,124,345,545.00/126,306.16
  6. Step 6: Final answer
    x = 95,991.72

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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.