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Finding the Fourth Proportional to 64,387.66, 88,854.68 and 36,093.34

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Solution

The fourth proportional to 64,387.66, 88,854.68 and 36,093.34 is: 49,808.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,387.66 : 88,854.68 = 36,093.34 : x
  2. Step 2: Convert to fraction form
    64,387.66/88,854.68 = 36,093.34/x
  3. Step 3: Cross multiply
    64,387.66x = 88,854.68 × 36,093.34
  4. Step 4: Simplify right side
    64,387.66x = 3,207,062,175.83
  5. Step 5: Solve for x
    x = 3,207,062,175.83/64,387.66
  6. Step 6: Final answer
    x = 49,808.65

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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.