Home / 185,100.24-255,443.52-104,539.80

Finding the Fourth Proportional to 185,100.24, 255,443.52 and 104,539.80

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Solution

The fourth proportional to 185,100.24, 255,443.52 and 104,539.80 is: 144,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,100.24 : 255,443.52 = 104,539.80 : x
  2. Step 2: Convert to fraction form
    185,100.24/255,443.52 = 104,539.80/x
  3. Step 3: Cross multiply
    185,100.24x = 255,443.52 × 104,539.80
  4. Step 4: Simplify right side
    185,100.24x = 26,704,014,492.10
  5. Step 5: Solve for x
    x = 26,704,014,492.10/185,100.24
  6. Step 6: Final answer
    x = 144,267.85

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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.