Home / 54,116.61-74,680.70-30,243.28

Finding the Fourth Proportional to 54,116.61, 74,680.70 and 30,243.28

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Solution

The fourth proportional to 54,116.61, 74,680.70 and 30,243.28 is: 41,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,116.61 : 74,680.70 = 30,243.28 : x
  2. Step 2: Convert to fraction form
    54,116.61/74,680.70 = 30,243.28/x
  3. Step 3: Cross multiply
    54,116.61x = 74,680.70 × 30,243.28
  4. Step 4: Simplify right side
    54,116.61x = 2,258,588,982.78
  5. Step 5: Solve for x
    x = 2,258,588,982.78/54,116.61
  6. Step 6: Final answer
    x = 41,735.60

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1.5x scale

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.