Home / 177,756.22-266,608.11-65,410.34

Finding the Fourth Proportional to 177,756.22, 266,608.11 and 65,410.34

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Solution

The fourth proportional to 177,756.22, 266,608.11 and 65,410.34 is: 98,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,756.22 : 266,608.11 = 65,410.34 : x
  2. Step 2: Convert to fraction form
    177,756.22/266,608.11 = 65,410.34/x
  3. Step 3: Cross multiply
    177,756.22x = 266,608.11 × 65,410.34
  4. Step 4: Simplify right side
    177,756.22x = 17,438,925,666.17
  5. Step 5: Solve for x
    x = 17,438,925,666.17/177,756.22
  6. Step 6: Final answer
    x = 98,105.85

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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.