Home / 177,979.95-266,823.59-83,163.24

Finding the Fourth Proportional to 177,979.95, 266,823.59 and 83,163.24

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Solution

The fourth proportional to 177,979.95, 266,823.59 and 83,163.24 is: 124,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,979.95 : 266,823.59 = 83,163.24 : x
  2. Step 2: Convert to fraction form
    177,979.95/266,823.59 = 83,163.24/x
  3. Step 3: Cross multiply
    177,979.95x = 266,823.59 × 83,163.24
  4. Step 4: Simplify right side
    177,979.95x = 22,189,913,837.02
  5. Step 5: Solve for x
    x = 22,189,913,837.02/177,979.95
  6. Step 6: Final answer
    x = 124,676.48

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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.