Home / 125,677.62-188,514.81-30,908.61

Finding the Fourth Proportional to 125,677.62, 188,514.81 and 30,908.61

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Solution

The fourth proportional to 125,677.62, 188,514.81 and 30,908.61 is: 46,362.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,677.62 : 188,514.81 = 30,908.61 : x
  2. Step 2: Convert to fraction form
    125,677.62/188,514.81 = 30,908.61/x
  3. Step 3: Cross multiply
    125,677.62x = 188,514.81 × 30,908.61
  4. Step 4: Simplify right side
    125,677.62x = 5,826,730,741.51
  5. Step 5: Solve for x
    x = 5,826,730,741.51/125,677.62
  6. Step 6: Final answer
    x = 46,362.52

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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.