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Finding the Fourth Proportional to 29,358.28, 40,795.46 and 29,053.47

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Solution

The fourth proportional to 29,358.28, 40,795.46 and 29,053.47 is: 40,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,358.28 : 40,795.46 = 29,053.47 : x
  2. Step 2: Convert to fraction form
    29,358.28/40,795.46 = 29,053.47/x
  3. Step 3: Cross multiply
    29,358.28x = 40,795.46 × 29,053.47
  4. Step 4: Simplify right side
    29,358.28x = 1,185,249,673.25
  5. Step 5: Solve for x
    x = 1,185,249,673.25/29,358.28
  6. Step 6: Final answer
    x = 40,371.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.