Home / 177,629.12-266,436.36-98,693

Finding the Fourth Proportional to 177,629.12, 266,436.36 and 98,693

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Solution

The fourth proportional to 177,629.12, 266,436.36 and 98,693 is: 148,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,629.12 : 266,436.36 = 98,693 : x
  2. Step 2: Convert to fraction form
    177,629.12/266,436.36 = 98,693/x
  3. Step 3: Cross multiply
    177,629.12x = 266,436.36 × 98,693
  4. Step 4: Simplify right side
    177,629.12x = 26,295,403,677.48
  5. Step 5: Solve for x
    x = 26,295,403,677.48/177,629.12
  6. Step 6: Final answer
    x = 148,035.43

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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.