Home / 69,864.72-96,413.20-38,033.52

Finding the Fourth Proportional to 69,864.72, 96,413.20 and 38,033.52

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Solution

The fourth proportional to 69,864.72, 96,413.20 and 38,033.52 is: 52,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,864.72 : 96,413.20 = 38,033.52 : x
  2. Step 2: Convert to fraction form
    69,864.72/96,413.20 = 38,033.52/x
  3. Step 3: Cross multiply
    69,864.72x = 96,413.20 × 38,033.52
  4. Step 4: Simplify right side
    69,864.72x = 3,666,933,370.46
  5. Step 5: Solve for x
    x = 3,666,933,370.46/69,864.72
  6. Step 6: Final answer
    x = 52,486.20

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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.