Home / 132,246.84-182,527.11-78,561.66

Finding the Fourth Proportional to 132,246.84, 182,527.11 and 78,561.66

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Solution

The fourth proportional to 132,246.84, 182,527.11 and 78,561.66 is: 108,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,246.84 : 182,527.11 = 78,561.66 : x
  2. Step 2: Convert to fraction form
    132,246.84/182,527.11 = 78,561.66/x
  3. Step 3: Cross multiply
    132,246.84x = 182,527.11 × 78,561.66
  4. Step 4: Simplify right side
    132,246.84x = 14,339,632,756.60
  5. Step 5: Solve for x
    x = 14,339,632,756.60/132,246.84
  6. Step 6: Final answer
    x = 108,430.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.