Home / 155,656.89-233,474.40-88,887.78

Finding the Fourth Proportional to 155,656.89, 233,474.40 and 88,887.78

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Solution

The fourth proportional to 155,656.89, 233,474.40 and 88,887.78 is: 133,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,656.89 : 233,474.40 = 88,887.78 : x
  2. Step 2: Convert to fraction form
    155,656.89/233,474.40 = 88,887.78/x
  3. Step 3: Cross multiply
    155,656.89x = 233,474.40 × 88,887.78
  4. Step 4: Simplify right side
    155,656.89x = 20,753,021,102.83
  5. Step 5: Solve for x
    x = 20,753,021,102.83/155,656.89
  6. Step 6: Final answer
    x = 133,325.43

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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.