Home / 53,160.10-73,358.20-29,286.25

Finding the Fourth Proportional to 53,160.10, 73,358.20 and 29,286.25

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Solution

The fourth proportional to 53,160.10, 73,358.20 and 29,286.25 is: 40,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,160.10 : 73,358.20 = 29,286.25 : x
  2. Step 2: Convert to fraction form
    53,160.10/73,358.20 = 29,286.25/x
  3. Step 3: Cross multiply
    53,160.10x = 73,358.20 × 29,286.25
  4. Step 4: Simplify right side
    53,160.10x = 2,148,386,584.75
  5. Step 5: Solve for x
    x = 2,148,386,584.75/53,160.10
  6. Step 6: Final answer
    x = 40,413.52

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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.