Home / 238,111.60-356,875.80-104,850.40

Finding the Fourth Proportional to 238,111.60, 356,875.80 and 104,850.40

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Solution

The fourth proportional to 238,111.60, 356,875.80 and 104,850.40 is: 157,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,111.60 : 356,875.80 = 104,850.40 : x
  2. Step 2: Convert to fraction form
    238,111.60/356,875.80 = 104,850.40/x
  3. Step 3: Cross multiply
    238,111.60x = 356,875.80 × 104,850.40
  4. Step 4: Simplify right side
    238,111.60x = 37,418,570,380.32
  5. Step 5: Solve for x
    x = 37,418,570,380.32/238,111.60
  6. Step 6: Final answer
    x = 157,147.20

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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.