Home / 54,734.76-75,541.80-39,677.28

Finding the Fourth Proportional to 54,734.76, 75,541.80 and 39,677.28

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Solution

The fourth proportional to 54,734.76, 75,541.80 and 39,677.28 is: 54,760.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,734.76 : 75,541.80 = 39,677.28 : x
  2. Step 2: Convert to fraction form
    54,734.76/75,541.80 = 39,677.28/x
  3. Step 3: Cross multiply
    54,734.76x = 75,541.80 × 39,677.28
  4. Step 4: Simplify right side
    54,734.76x = 2,997,293,150.30
  5. Step 5: Solve for x
    x = 2,997,293,150.30/54,734.76
  6. Step 6: Final answer
    x = 54,760.32

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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.