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Finding the Fourth Proportional to 163,959.78, 226,280.63 and 95,972.63

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Solution

The fourth proportional to 163,959.78, 226,280.63 and 95,972.63 is: 132,451.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,959.78 : 226,280.63 = 95,972.63 : x
  2. Step 2: Convert to fraction form
    163,959.78/226,280.63 = 95,972.63/x
  3. Step 3: Cross multiply
    163,959.78x = 226,280.63 × 95,972.63
  4. Step 4: Simplify right side
    163,959.78x = 21,716,745,567.89
  5. Step 5: Solve for x
    x = 21,716,745,567.89/163,959.78
  6. Step 6: Final answer
    x = 132,451.67

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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.