Home / 197,468.60-272,513.90-112,584.76

Finding the Fourth Proportional to 197,468.60, 272,513.90 and 112,584.76

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Solution

The fourth proportional to 197,468.60, 272,513.90 and 112,584.76 is: 155,371.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,468.60 : 272,513.90 = 112,584.76 : x
  2. Step 2: Convert to fraction form
    197,468.60/272,513.90 = 112,584.76/x
  3. Step 3: Cross multiply
    197,468.60x = 272,513.90 × 112,584.76
  4. Step 4: Simplify right side
    197,468.60x = 30,680,912,028.16
  5. Step 5: Solve for x
    x = 30,680,912,028.16/197,468.60
  6. Step 6: Final answer
    x = 155,371.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.