Home / 155,865.75-233,837.51-45,057.75

Finding the Fourth Proportional to 155,865.75, 233,837.51 and 45,057.75

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Solution

The fourth proportional to 155,865.75, 233,837.51 and 45,057.75 is: 67,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,865.75 : 233,837.51 = 45,057.75 : x
  2. Step 2: Convert to fraction form
    155,865.75/233,837.51 = 45,057.75/x
  3. Step 3: Cross multiply
    155,865.75x = 233,837.51 × 45,057.75
  4. Step 4: Simplify right side
    155,865.75x = 10,536,191,840.91
  5. Step 5: Solve for x
    x = 10,536,191,840.91/155,865.75
  6. Step 6: Final answer
    x = 67,597.86

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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.