Home / 86,432.72-119,306.67-50,634.14

Finding the Fourth Proportional to 86,432.72, 119,306.67 and 50,634.14

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Solution

The fourth proportional to 86,432.72, 119,306.67 and 50,634.14 is: 69,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,432.72 : 119,306.67 = 50,634.14 : x
  2. Step 2: Convert to fraction form
    86,432.72/119,306.67 = 50,634.14/x
  3. Step 3: Cross multiply
    86,432.72x = 119,306.67 × 50,634.14
  4. Step 4: Simplify right side
    86,432.72x = 6,040,990,631.71
  5. Step 5: Solve for x
    x = 6,040,990,631.71/86,432.72
  6. Step 6: Final answer
    x = 69,892.40

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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.