Home / 151,748.40-227,622.60-72,843.60

Finding the Fourth Proportional to 151,748.40, 227,622.60 and 72,843.60

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Solution

The fourth proportional to 151,748.40, 227,622.60 and 72,843.60 is: 109,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,748.40 : 227,622.60 = 72,843.60 : x
  2. Step 2: Convert to fraction form
    151,748.40/227,622.60 = 72,843.60/x
  3. Step 3: Cross multiply
    151,748.40x = 227,622.60 × 72,843.60
  4. Step 4: Simplify right side
    151,748.40x = 16,580,849,625.36
  5. Step 5: Solve for x
    x = 16,580,849,625.36/151,748.40
  6. Step 6: Final answer
    x = 109,265.40

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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.