Home / 177,749.85-245,294.78-97,177.36

Finding the Fourth Proportional to 177,749.85, 245,294.78 and 97,177.36

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Solution

The fourth proportional to 177,749.85, 245,294.78 and 97,177.36 is: 134,104.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,749.85 : 245,294.78 = 97,177.36 : x
  2. Step 2: Convert to fraction form
    177,749.85/245,294.78 = 97,177.36/x
  3. Step 3: Cross multiply
    177,749.85x = 245,294.78 × 97,177.36
  4. Step 4: Simplify right side
    177,749.85x = 23,837,098,407.47
  5. Step 5: Solve for x
    x = 23,837,098,407.47/177,749.85
  6. Step 6: Final answer
    x = 134,104.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.