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Finding the Fourth Proportional to 115,304.40, 173,021.40 and 62,717.56

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Solution

The fourth proportional to 115,304.40, 173,021.40 and 62,717.56 is: 94,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,304.40 : 173,021.40 = 62,717.56 : x
  2. Step 2: Convert to fraction form
    115,304.40/173,021.40 = 62,717.56/x
  3. Step 3: Cross multiply
    115,304.40x = 173,021.40 × 62,717.56
  4. Step 4: Simplify right side
    115,304.40x = 10,851,480,035.78
  5. Step 5: Solve for x
    x = 10,851,480,035.78/115,304.40
  6. Step 6: Final answer
    x = 94,111.59

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1.5x scale

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.