Home / 62,682.32-86,501.60-34,387.40

Finding the Fourth Proportional to 62,682.32, 86,501.60 and 34,387.40

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Solution

The fourth proportional to 62,682.32, 86,501.60 and 34,387.40 is: 47,454.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,682.32 : 86,501.60 = 34,387.40 : x
  2. Step 2: Convert to fraction form
    62,682.32/86,501.60 = 34,387.40/x
  3. Step 3: Cross multiply
    62,682.32x = 86,501.60 × 34,387.40
  4. Step 4: Simplify right side
    62,682.32x = 2,974,565,119.84
  5. Step 5: Solve for x
    x = 2,974,565,119.84/62,682.32
  6. Step 6: Final answer
    x = 47,454.61

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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.