Home / 54,605.96-75,358.64-30,734.18

Finding the Fourth Proportional to 54,605.96, 75,358.64 and 30,734.18

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Solution

The fourth proportional to 54,605.96, 75,358.64 and 30,734.18 is: 42,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,605.96 : 75,358.64 = 30,734.18 : x
  2. Step 2: Convert to fraction form
    54,605.96/75,358.64 = 30,734.18/x
  3. Step 3: Cross multiply
    54,605.96x = 75,358.64 × 30,734.18
  4. Step 4: Simplify right side
    54,605.96x = 2,316,085,706.36
  5. Step 5: Solve for x
    x = 2,316,085,706.36/54,605.96
  6. Step 6: Final answer
    x = 42,414.53

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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.