Home / 185,947.72-256,609.86-101,064.80

Finding the Fourth Proportional to 185,947.72, 256,609.86 and 101,064.80

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Solution

The fourth proportional to 185,947.72, 256,609.86 and 101,064.80 is: 139,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,947.72 : 256,609.86 = 101,064.80 : x
  2. Step 2: Convert to fraction form
    185,947.72/256,609.86 = 101,064.80/x
  3. Step 3: Cross multiply
    185,947.72x = 256,609.86 × 101,064.80
  4. Step 4: Simplify right side
    185,947.72x = 25,934,224,178.93
  5. Step 5: Solve for x
    x = 25,934,224,178.93/185,947.72
  6. Step 6: Final answer
    x = 139,470.51

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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.