Home / 126,117.42-189,294.24-63,831.66

Finding the Fourth Proportional to 126,117.42, 189,294.24 and 63,831.66

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Solution

The fourth proportional to 126,117.42, 189,294.24 and 63,831.66 is: 95,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,117.42 : 189,294.24 = 63,831.66 : x
  2. Step 2: Convert to fraction form
    126,117.42/189,294.24 = 63,831.66/x
  3. Step 3: Cross multiply
    126,117.42x = 189,294.24 × 63,831.66
  4. Step 4: Simplify right side
    126,117.42x = 12,082,965,567.64
  5. Step 5: Solve for x
    x = 12,082,965,567.64/126,117.42
  6. Step 6: Final answer
    x = 95,807.27

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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.