Home / 248,557.78-342,892.46-168,013.42

Finding the Fourth Proportional to 248,557.78, 342,892.46 and 168,013.42

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Solution

The fourth proportional to 248,557.78, 342,892.46 and 168,013.42 is: 231,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,557.78 : 342,892.46 = 168,013.42 : x
  2. Step 2: Convert to fraction form
    248,557.78/342,892.46 = 168,013.42/x
  3. Step 3: Cross multiply
    248,557.78x = 342,892.46 × 168,013.42
  4. Step 4: Simplify right side
    248,557.78x = 57,610,534,896.81
  5. Step 5: Solve for x
    x = 57,610,534,896.81/248,557.78
  6. Step 6: Final answer
    x = 231,779.25

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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.