Home / 151,119.78-226,671.47-45,930.55

Finding the Fourth Proportional to 151,119.78, 226,671.47 and 45,930.55

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Solution

The fourth proportional to 151,119.78, 226,671.47 and 45,930.55 is: 68,893.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,119.78 : 226,671.47 = 45,930.55 : x
  2. Step 2: Convert to fraction form
    151,119.78/226,671.47 = 45,930.55/x
  3. Step 3: Cross multiply
    151,119.78x = 226,671.47 × 45,930.55
  4. Step 4: Simplify right side
    151,119.78x = 10,411,145,345.69
  5. Step 5: Solve for x
    x = 10,411,145,345.69/151,119.78
  6. Step 6: Final answer
    x = 68,893.33

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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.