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Finding the Fourth Proportional to 29,366.75, 40,559.75 and 19,340.01

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Solution

The fourth proportional to 29,366.75, 40,559.75 and 19,340.01 is: 26,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,366.75 : 40,559.75 = 19,340.01 : x
  2. Step 2: Convert to fraction form
    29,366.75/40,559.75 = 19,340.01/x
  3. Step 3: Cross multiply
    29,366.75x = 40,559.75 × 19,340.01
  4. Step 4: Simplify right side
    29,366.75x = 784,425,970.60
  5. Step 5: Solve for x
    x = 784,425,970.60/29,366.75
  6. Step 6: Final answer
    x = 26,711.36

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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.