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Finding the Fourth Proportional to 62,587.99, 86,370.86 and 34,293.68

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Solution

The fourth proportional to 62,587.99, 86,370.86 and 34,293.68 is: 47,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,587.99 : 86,370.86 = 34,293.68 : x
  2. Step 2: Convert to fraction form
    62,587.99/86,370.86 = 34,293.68/x
  3. Step 3: Cross multiply
    62,587.99x = 86,370.86 × 34,293.68
  4. Step 4: Simplify right side
    62,587.99x = 2,961,974,419.03
  5. Step 5: Solve for x
    x = 2,961,974,419.03/62,587.99
  6. Step 6: Final answer
    x = 47,324.96

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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.