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Finding the Fourth Proportional to 92,357.98, 127,446.33 and 52,081.68

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Solution

The fourth proportional to 92,357.98, 127,446.33 and 52,081.68 is: 71,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,357.98 : 127,446.33 = 52,081.68 : x
  2. Step 2: Convert to fraction form
    92,357.98/127,446.33 = 52,081.68/x
  3. Step 3: Cross multiply
    92,357.98x = 127,446.33 × 52,081.68
  4. Step 4: Simplify right side
    92,357.98x = 6,637,618,976.23
  5. Step 5: Solve for x
    x = 6,637,618,976.23/92,357.98
  6. Step 6: Final answer
    x = 71,868.39

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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.