Home / 103,941.20-155,915.40-32,864.60

Finding the Fourth Proportional to 103,941.20, 155,915.40 and 32,864.60

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Solution

The fourth proportional to 103,941.20, 155,915.40 and 32,864.60 is: 49,298.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,941.20 : 155,915.40 = 32,864.60 : x
  2. Step 2: Convert to fraction form
    103,941.20/155,915.40 = 32,864.60/x
  3. Step 3: Cross multiply
    103,941.20x = 155,915.40 × 32,864.60
  4. Step 4: Simplify right side
    103,941.20x = 5,124,097,254.84
  5. Step 5: Solve for x
    x = 5,124,097,254.84/103,941.20
  6. Step 6: Final answer
    x = 49,298.04

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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.