Home / 155,099.24-232,650.04-84,940.28

Finding the Fourth Proportional to 155,099.24, 232,650.04 and 84,940.28

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Solution

The fourth proportional to 155,099.24, 232,650.04 and 84,940.28 is: 127,411.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,099.24 : 232,650.04 = 84,940.28 : x
  2. Step 2: Convert to fraction form
    155,099.24/232,650.04 = 84,940.28/x
  3. Step 3: Cross multiply
    155,099.24x = 232,650.04 × 84,940.28
  4. Step 4: Simplify right side
    155,099.24x = 19,761,359,539.61
  5. Step 5: Solve for x
    x = 19,761,359,539.61/155,099.24
  6. Step 6: Final answer
    x = 127,411.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.