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Finding the Fourth Proportional to 132,993.39, 199,488.13 and 61,876.24

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Solution

The fourth proportional to 132,993.39, 199,488.13 and 61,876.24 is: 92,813.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,993.39 : 199,488.13 = 61,876.24 : x
  2. Step 2: Convert to fraction form
    132,993.39/199,488.13 = 61,876.24/x
  3. Step 3: Cross multiply
    132,993.39x = 199,488.13 × 61,876.24
  4. Step 4: Simplify right side
    132,993.39x = 12,343,575,409.03
  5. Step 5: Solve for x
    x = 12,343,575,409.03/132,993.39
  6. Step 6: Final answer
    x = 92,813.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.