Home / 165,199.55-227,968.02-93,578.12

Finding the Fourth Proportional to 165,199.55, 227,968.02 and 93,578.12

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Solution

The fourth proportional to 165,199.55, 227,968.02 and 93,578.12 is: 129,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,199.55 : 227,968.02 = 93,578.12 : x
  2. Step 2: Convert to fraction form
    165,199.55/227,968.02 = 93,578.12/x
  3. Step 3: Cross multiply
    165,199.55x = 227,968.02 × 93,578.12
  4. Step 4: Simplify right side
    165,199.55x = 21,332,818,731.72
  5. Step 5: Solve for x
    x = 21,332,818,731.72/165,199.55
  6. Step 6: Final answer
    x = 129,133.64

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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.