Home / 185,624.24-256,161.58-100,741.30

Finding the Fourth Proportional to 185,624.24, 256,161.58 and 100,741.30

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Solution

The fourth proportional to 185,624.24, 256,161.58 and 100,741.30 is: 139,023.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,624.24 : 256,161.58 = 100,741.30 : x
  2. Step 2: Convert to fraction form
    185,624.24/256,161.58 = 100,741.30/x
  3. Step 3: Cross multiply
    185,624.24x = 256,161.58 × 100,741.30
  4. Step 4: Simplify right side
    185,624.24x = 25,806,050,579.25
  5. Step 5: Solve for x
    x = 25,806,050,579.25/185,624.24
  6. Step 6: Final answer
    x = 139,023.06

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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.