Home / 62,778.52-86,634.99-34,098.74

Finding the Fourth Proportional to 62,778.52, 86,634.99 and 34,098.74

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Solution

The fourth proportional to 62,778.52, 86,634.99 and 34,098.74 is: 47,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,778.52 : 86,634.99 = 34,098.74 : x
  2. Step 2: Convert to fraction form
    62,778.52/86,634.99 = 34,098.74/x
  3. Step 3: Cross multiply
    62,778.52x = 86,634.99 × 34,098.74
  4. Step 4: Simplify right side
    62,778.52x = 2,954,143,875.94
  5. Step 5: Solve for x
    x = 2,954,143,875.94/62,778.52
  6. Step 6: Final answer
    x = 47,056.60

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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.