Home / 113,190.47-169,680.14-38,258.48

Finding the Fourth Proportional to 113,190.47, 169,680.14 and 38,258.48

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Solution

The fourth proportional to 113,190.47, 169,680.14 and 38,258.48 is: 57,352.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,190.47 : 169,680.14 = 38,258.48 : x
  2. Step 2: Convert to fraction form
    113,190.47/169,680.14 = 38,258.48/x
  3. Step 3: Cross multiply
    113,190.47x = 169,680.14 × 38,258.48
  4. Step 4: Simplify right side
    113,190.47x = 6,491,703,202.89
  5. Step 5: Solve for x
    x = 6,491,703,202.89/113,190.47
  6. Step 6: Final answer
    x = 57,352.03

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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.