Home / 233,040.40-349,330.20-92,611.60

Finding the Fourth Proportional to 233,040.40, 349,330.20 and 92,611.60

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Solution

The fourth proportional to 233,040.40, 349,330.20 and 92,611.60 is: 138,825.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,040.40 : 349,330.20 = 92,611.60 : x
  2. Step 2: Convert to fraction form
    233,040.40/349,330.20 = 92,611.60/x
  3. Step 3: Cross multiply
    233,040.40x = 349,330.20 × 92,611.60
  4. Step 4: Simplify right side
    233,040.40x = 32,352,028,750.32
  5. Step 5: Solve for x
    x = 32,352,028,750.32/233,040.40
  6. Step 6: Final answer
    x = 138,825.84

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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.