Home / 238,321.50-357,531.48-69,847.35

Finding the Fourth Proportional to 238,321.50, 357,531.48 and 69,847.35

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Solution

The fourth proportional to 238,321.50, 357,531.48 and 69,847.35 is: 104,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,321.50 : 357,531.48 = 69,847.35 : x
  2. Step 2: Convert to fraction form
    238,321.50/357,531.48 = 69,847.35/x
  3. Step 3: Cross multiply
    238,321.50x = 357,531.48 × 69,847.35
  4. Step 4: Simplify right side
    238,321.50x = 24,972,626,419.58
  5. Step 5: Solve for x
    x = 24,972,626,419.58/238,321.50
  6. Step 6: Final answer
    x = 104,785.45

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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.