Home / 125,939.10-188,864.55-37,169.10

Finding the Fourth Proportional to 125,939.10, 188,864.55 and 37,169.10

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Solution

The fourth proportional to 125,939.10, 188,864.55 and 37,169.10 is: 55,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,939.10 : 188,864.55 = 37,169.10 : x
  2. Step 2: Convert to fraction form
    125,939.10/188,864.55 = 37,169.10/x
  3. Step 3: Cross multiply
    125,939.10x = 188,864.55 × 37,169.10
  4. Step 4: Simplify right side
    125,939.10x = 7,019,925,345.41
  5. Step 5: Solve for x
    x = 7,019,925,345.41/125,939.10
  6. Step 6: Final answer
    x = 55,740.63

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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.