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Finding the Fourth Proportional to 54,706.80, 75,513.96 and 34,026.48

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Solution

The fourth proportional to 54,706.80, 75,513.96 and 34,026.48 is: 46,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706.80 : 75,513.96 = 34,026.48 : x
  2. Step 2: Convert to fraction form
    54,706.80/75,513.96 = 34,026.48/x
  3. Step 3: Cross multiply
    54,706.80x = 75,513.96 × 34,026.48
  4. Step 4: Simplify right side
    54,706.80x = 2,569,474,249.66
  5. Step 5: Solve for x
    x = 2,569,474,249.66/54,706.80
  6. Step 6: Final answer
    x = 46,968.10

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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.