Home / 54,880.91-75,734.79-31,006.16

Finding the Fourth Proportional to 54,880.91, 75,734.79 and 31,006.16

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Solution

The fourth proportional to 54,880.91, 75,734.79 and 31,006.16 is: 42,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,880.91 : 75,734.79 = 31,006.16 : x
  2. Step 2: Convert to fraction form
    54,880.91/75,734.79 = 31,006.16/x
  3. Step 3: Cross multiply
    54,880.91x = 75,734.79 × 31,006.16
  4. Step 4: Simplify right side
    54,880.91x = 2,348,245,016.31
  5. Step 5: Solve for x
    x = 2,348,245,016.31/54,880.91
  6. Step 6: Final answer
    x = 42,788.01

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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.