Home / 177,982.47-266,931.63-65,601.68

Finding the Fourth Proportional to 177,982.47, 266,931.63 and 65,601.68

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Solution

The fourth proportional to 177,982.47, 266,931.63 and 65,601.68 is: 98,387.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,982.47 : 266,931.63 = 65,601.68 : x
  2. Step 2: Convert to fraction form
    177,982.47/266,931.63 = 65,601.68/x
  3. Step 3: Cross multiply
    177,982.47x = 266,931.63 × 65,601.68
  4. Step 4: Simplify right side
    177,982.47x = 17,511,162,038.48
  5. Step 5: Solve for x
    x = 17,511,162,038.48/177,982.47
  6. Step 6: Final answer
    x = 98,387.00

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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.