Home / 177,699.16-266,319.10-132,975.01

Finding the Fourth Proportional to 177,699.16, 266,319.10 and 132,975.01

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Solution

The fourth proportional to 177,699.16, 266,319.10 and 132,975.01 is: 199,290.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,699.16 : 266,319.10 = 132,975.01 : x
  2. Step 2: Convert to fraction form
    177,699.16/266,319.10 = 132,975.01/x
  3. Step 3: Cross multiply
    177,699.16x = 266,319.10 × 132,975.01
  4. Step 4: Simplify right side
    177,699.16x = 35,413,782,989.22
  5. Step 5: Solve for x
    x = 35,413,782,989.22/177,699.16
  6. Step 6: Final answer
    x = 199,290.67

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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.