Home / 185,947.79-256,607.04-101,064.86

Finding the Fourth Proportional to 185,947.79, 256,607.04 and 101,064.86

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Solution

The fourth proportional to 185,947.79, 256,607.04 and 101,064.86 is: 139,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,947.79 : 256,607.04 = 101,064.86 : x
  2. Step 2: Convert to fraction form
    185,947.79/256,607.04 = 101,064.86/x
  3. Step 3: Cross multiply
    185,947.79x = 256,607.04 × 101,064.86
  4. Step 4: Simplify right side
    185,947.79x = 25,933,953,289.58
  5. Step 5: Solve for x
    x = 25,933,953,289.58/185,947.79
  6. Step 6: Final answer
    x = 139,469.01

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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.