Home / 232,112.48-320,413.20-156,763.04

Finding the Fourth Proportional to 232,112.48, 320,413.20 and 156,763.04

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Solution

The fourth proportional to 232,112.48, 320,413.20 and 156,763.04 is: 216,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,112.48 : 320,413.20 = 156,763.04 : x
  2. Step 2: Convert to fraction form
    232,112.48/320,413.20 = 156,763.04/x
  3. Step 3: Cross multiply
    232,112.48x = 320,413.20 × 156,763.04
  4. Step 4: Simplify right side
    232,112.48x = 50,228,947,288.13
  5. Step 5: Solve for x
    x = 50,228,947,288.13/232,112.48
  6. Step 6: Final answer
    x = 216,399.17

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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.