Home / 134,487.30-201,644.55-55,632.90

Finding the Fourth Proportional to 134,487.30, 201,644.55 and 55,632.90

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Solution

The fourth proportional to 134,487.30, 201,644.55 and 55,632.90 is: 83,413.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,487.30 : 201,644.55 = 55,632.90 : x
  2. Step 2: Convert to fraction form
    134,487.30/201,644.55 = 55,632.90/x
  3. Step 3: Cross multiply
    134,487.30x = 201,644.55 × 55,632.90
  4. Step 4: Simplify right side
    134,487.30x = 11,218,071,085.70
  5. Step 5: Solve for x
    x = 11,218,071,085.70/134,487.30
  6. Step 6: Final answer
    x = 83,413.61

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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.