Home / 238,909.24-358,040.34-91,084.60

Finding the Fourth Proportional to 238,909.24, 358,040.34 and 91,084.60

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Solution

The fourth proportional to 238,909.24, 358,040.34 and 91,084.60 is: 136,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,909.24 : 358,040.34 = 91,084.60 : x
  2. Step 2: Convert to fraction form
    238,909.24/358,040.34 = 91,084.60/x
  3. Step 3: Cross multiply
    238,909.24x = 358,040.34 × 91,084.60
  4. Step 4: Simplify right side
    238,909.24x = 32,611,961,152.76
  5. Step 5: Solve for x
    x = 32,611,961,152.76/238,909.24
  6. Step 6: Final answer
    x = 136,503.56

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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.