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Finding the Fourth Proportional to 29,059.76, 40,095.92 and 17,124.21

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Solution

The fourth proportional to 29,059.76, 40,095.92 and 17,124.21 is: 23,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,059.76 : 40,095.92 = 17,124.21 : x
  2. Step 2: Convert to fraction form
    29,059.76/40,095.92 = 17,124.21/x
  3. Step 3: Cross multiply
    29,059.76x = 40,095.92 × 17,124.21
  4. Step 4: Simplify right side
    29,059.76x = 686,610,954.22
  5. Step 5: Solve for x
    x = 686,610,954.22/29,059.76
  6. Step 6: Final answer
    x = 23,627.55

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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.