Home / 185,869.97-256,492.19-105,295.85

Finding the Fourth Proportional to 185,869.97, 256,492.19 and 105,295.85

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Solution

The fourth proportional to 185,869.97, 256,492.19 and 105,295.85 is: 145,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,869.97 : 256,492.19 = 105,295.85 : x
  2. Step 2: Convert to fraction form
    185,869.97/256,492.19 = 105,295.85/x
  3. Step 3: Cross multiply
    185,869.97x = 256,492.19 × 105,295.85
  4. Step 4: Simplify right side
    185,869.97x = 27,007,562,145.19
  5. Step 5: Solve for x
    x = 27,007,562,145.19/185,869.97
  6. Step 6: Final answer
    x = 145,303.53

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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.