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Finding the Fourth Proportional to 32,894.15, 45,394.41 and 18,554.66

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Solution

The fourth proportional to 32,894.15, 45,394.41 and 18,554.66 is: 25,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,894.15 : 45,394.41 = 18,554.66 : x
  2. Step 2: Convert to fraction form
    32,894.15/45,394.41 = 18,554.66/x
  3. Step 3: Cross multiply
    32,894.15x = 45,394.41 × 18,554.66
  4. Step 4: Simplify right side
    32,894.15x = 842,277,864.16
  5. Step 5: Solve for x
    x = 842,277,864.16/32,894.15
  6. Step 6: Final answer
    x = 25,605.70

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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.