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Finding the Fourth Proportional to 195,587.60, 293,645.40 and 125,603.60

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Solution

The fourth proportional to 195,587.60, 293,645.40 and 125,603.60 is: 188,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,587.60 : 293,645.40 = 125,603.60 : x
  2. Step 2: Convert to fraction form
    195,587.60/293,645.40 = 125,603.60/x
  3. Step 3: Cross multiply
    195,587.60x = 293,645.40 × 125,603.60
  4. Step 4: Simplify right side
    195,587.60x = 36,882,919,363.44
  5. Step 5: Solve for x
    x = 36,882,919,363.44/195,587.60
  6. Step 6: Final answer
    x = 188,574.94

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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.