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Finding the Fourth Proportional to 54,654.98, 75,401.97 and 33,397.34

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Solution

The fourth proportional to 54,654.98, 75,401.97 and 33,397.34 is: 46,074.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,654.98 : 75,401.97 = 33,397.34 : x
  2. Step 2: Convert to fraction form
    54,654.98/75,401.97 = 33,397.34/x
  3. Step 3: Cross multiply
    54,654.98x = 75,401.97 × 33,397.34
  4. Step 4: Simplify right side
    54,654.98x = 2,518,225,228.76
  5. Step 5: Solve for x
    x = 2,518,225,228.76/54,654.98
  6. Step 6: Final answer
    x = 46,074.95

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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.