Home / 104,807.78-157,236.24-34,687.04

Finding the Fourth Proportional to 104,807.78, 157,236.24 and 34,687.04

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Solution

The fourth proportional to 104,807.78, 157,236.24 and 34,687.04 is: 52,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,807.78 : 157,236.24 = 34,687.04 : x
  2. Step 2: Convert to fraction form
    104,807.78/157,236.24 = 34,687.04/x
  3. Step 3: Cross multiply
    104,807.78x = 157,236.24 × 34,687.04
  4. Step 4: Simplify right side
    104,807.78x = 5,454,059,746.33
  5. Step 5: Solve for x
    x = 5,454,059,746.33/104,807.78
  6. Step 6: Final answer
    x = 52,038.69

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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.