Home / 125,054.50-187,599.78-40,793.82

Finding the Fourth Proportional to 125,054.50, 187,599.78 and 40,793.82

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Solution

The fourth proportional to 125,054.50, 187,599.78 and 40,793.82 is: 61,196.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,054.50 : 187,599.78 = 40,793.82 : x
  2. Step 2: Convert to fraction form
    125,054.50/187,599.78 = 40,793.82/x
  3. Step 3: Cross multiply
    125,054.50x = 187,599.78 × 40,793.82
  4. Step 4: Simplify right side
    125,054.50x = 7,652,911,657.36
  5. Step 5: Solve for x
    x = 7,652,911,657.36/125,054.50
  6. Step 6: Final answer
    x = 61,196.61

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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.