Home / 185,876.64-256,509.18-100,994.04

Finding the Fourth Proportional to 185,876.64, 256,509.18 and 100,994.04

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Solution

The fourth proportional to 185,876.64, 256,509.18 and 100,994.04 is: 139,371.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,876.64 : 256,509.18 = 100,994.04 : x
  2. Step 2: Convert to fraction form
    185,876.64/256,509.18 = 100,994.04/x
  3. Step 3: Cross multiply
    185,876.64x = 256,509.18 × 100,994.04
  4. Step 4: Simplify right side
    185,876.64x = 25,905,898,385.29
  5. Step 5: Solve for x
    x = 25,905,898,385.29/185,876.64
  6. Step 6: Final answer
    x = 139,371.46

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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.