Home / 54,147.60-74,675.20-34,006.36

Finding the Fourth Proportional to 54,147.60, 74,675.20 and 34,006.36

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Solution

The fourth proportional to 54,147.60, 74,675.20 and 34,006.36 is: 46,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,147.60 : 74,675.20 = 34,006.36 : x
  2. Step 2: Convert to fraction form
    54,147.60/74,675.20 = 34,006.36/x
  3. Step 3: Cross multiply
    54,147.60x = 74,675.20 × 34,006.36
  4. Step 4: Simplify right side
    54,147.60x = 2,539,431,734.27
  5. Step 5: Solve for x
    x = 2,539,431,734.27/54,147.60
  6. Step 6: Final answer
    x = 46,898.32

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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.