Home / 155,489.12-233,267.64-50,318.72

Finding the Fourth Proportional to 155,489.12, 233,267.64 and 50,318.72

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Solution

The fourth proportional to 155,489.12, 233,267.64 and 50,318.72 is: 75,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,489.12 : 233,267.64 = 50,318.72 : x
  2. Step 2: Convert to fraction form
    155,489.12/233,267.64 = 50,318.72/x
  3. Step 3: Cross multiply
    155,489.12x = 233,267.64 × 50,318.72
  4. Step 4: Simplify right side
    155,489.12x = 11,737,729,062.22
  5. Step 5: Solve for x
    x = 11,737,729,062.22/155,489.12
  6. Step 6: Final answer
    x = 75,489.07

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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.