Home / 62,705.92-86,535.36-34,413.76

Finding the Fourth Proportional to 62,705.92, 86,535.36 and 34,413.76

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Solution

The fourth proportional to 62,705.92, 86,535.36 and 34,413.76 is: 47,491.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,705.92 : 86,535.36 = 34,413.76 : x
  2. Step 2: Convert to fraction form
    62,705.92/86,535.36 = 34,413.76/x
  3. Step 3: Cross multiply
    62,705.92x = 86,535.36 × 34,413.76
  4. Step 4: Simplify right side
    62,705.92x = 2,978,007,110.55
  5. Step 5: Solve for x
    x = 2,978,007,110.55/62,705.92
  6. Step 6: Final answer
    x = 47,491.64

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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.