Home / 92,413.11-127,519.38-52,127.55

Finding the Fourth Proportional to 92,413.11, 127,519.38 and 52,127.55

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Solution

The fourth proportional to 92,413.11, 127,519.38 and 52,127.55 is: 71,929.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,413.11 : 127,519.38 = 52,127.55 : x
  2. Step 2: Convert to fraction form
    92,413.11/127,519.38 = 52,127.55/x
  3. Step 3: Cross multiply
    92,413.11x = 127,519.38 × 52,127.55
  4. Step 4: Simplify right side
    92,413.11x = 6,647,272,856.92
  5. Step 5: Solve for x
    x = 6,647,272,856.92/92,413.11
  6. Step 6: Final answer
    x = 71,929.98

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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.