Home / 110,610.20-165,915.30-31,732.40

Finding the Fourth Proportional to 110,610.20, 165,915.30 and 31,732.40

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Solution

The fourth proportional to 110,610.20, 165,915.30 and 31,732.40 is: 47,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,610.20 : 165,915.30 = 31,732.40 : x
  2. Step 2: Convert to fraction form
    110,610.20/165,915.30 = 31,732.40/x
  3. Step 3: Cross multiply
    110,610.20x = 165,915.30 × 31,732.40
  4. Step 4: Simplify right side
    110,610.20x = 5,264,890,665.72
  5. Step 5: Solve for x
    x = 5,264,890,665.72/110,610.20
  6. Step 6: Final answer
    x = 47,598.60

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1.5x scale

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.