Home / 254,242.54-381,345.28-104,442.14

Finding the Fourth Proportional to 254,242.54, 381,345.28 and 104,442.14

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Solution

The fourth proportional to 254,242.54, 381,345.28 and 104,442.14 is: 156,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,242.54 : 381,345.28 = 104,442.14 : x
  2. Step 2: Convert to fraction form
    254,242.54/381,345.28 = 104,442.14/x
  3. Step 3: Cross multiply
    254,242.54x = 381,345.28 × 104,442.14
  4. Step 4: Simplify right side
    254,242.54x = 39,828,517,122.10
  5. Step 5: Solve for x
    x = 39,828,517,122.10/254,242.54
  6. Step 6: Final answer
    x = 156,655.60

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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.