Home / 177,865.76-266,734.40-59,509.42

Finding the Fourth Proportional to 177,865.76, 266,734.40 and 59,509.42

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Solution

The fourth proportional to 177,865.76, 266,734.40 and 59,509.42 is: 89,242.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,865.76 : 266,734.40 = 59,509.42 : x
  2. Step 2: Convert to fraction form
    177,865.76/266,734.40 = 59,509.42/x
  3. Step 3: Cross multiply
    177,865.76x = 266,734.40 × 59,509.42
  4. Step 4: Simplify right side
    177,865.76x = 15,873,209,438.05
  5. Step 5: Solve for x
    x = 15,873,209,438.05/177,865.76
  6. Step 6: Final answer
    x = 89,242.64

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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.