Home / 213,377.08-320,081.96-63,605.92

Finding the Fourth Proportional to 213,377.08, 320,081.96 and 63,605.92

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Solution

The fourth proportional to 213,377.08, 320,081.96 and 63,605.92 is: 95,413.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,377.08 : 320,081.96 = 63,605.92 : x
  2. Step 2: Convert to fraction form
    213,377.08/320,081.96 = 63,605.92/x
  3. Step 3: Cross multiply
    213,377.08x = 320,081.96 × 63,605.92
  4. Step 4: Simplify right side
    213,377.08x = 20,359,107,223.17
  5. Step 5: Solve for x
    x = 20,359,107,223.17/213,377.08
  6. Step 6: Final answer
    x = 95,413.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.