Home / 151,504.90-227,257.35-128,176.90

Finding the Fourth Proportional to 151,504.90, 227,257.35 and 128,176.90

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Solution

The fourth proportional to 151,504.90, 227,257.35 and 128,176.90 is: 192,265.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,504.90 : 227,257.35 = 128,176.90 : x
  2. Step 2: Convert to fraction form
    151,504.90/227,257.35 = 128,176.90/x
  3. Step 3: Cross multiply
    151,504.90x = 227,257.35 × 128,176.90
  4. Step 4: Simplify right side
    151,504.90x = 29,129,142,625.22
  5. Step 5: Solve for x
    x = 29,129,142,625.22/151,504.90
  6. Step 6: Final answer
    x = 192,265.35

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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.