Home / 238,610.64-357,974.52-118,724.16

Finding the Fourth Proportional to 238,610.64, 357,974.52 and 118,724.16

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Solution

The fourth proportional to 238,610.64, 357,974.52 and 118,724.16 is: 178,115.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,610.64 : 357,974.52 = 118,724.16 : x
  2. Step 2: Convert to fraction form
    238,610.64/357,974.52 = 118,724.16/x
  3. Step 3: Cross multiply
    238,610.64x = 357,974.52 × 118,724.16
  4. Step 4: Simplify right side
    238,610.64x = 42,500,224,188.40
  5. Step 5: Solve for x
    x = 42,500,224,188.40/238,610.64
  6. Step 6: Final answer
    x = 178,115.38

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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.