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Finding the Fourth Proportional to 29,405.01, 40,595.74 and 19,362.63

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Solution

The fourth proportional to 29,405.01, 40,595.74 and 19,362.63 is: 26,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,405.01 : 40,595.74 = 19,362.63 : x
  2. Step 2: Convert to fraction form
    29,405.01/40,595.74 = 19,362.63/x
  3. Step 3: Cross multiply
    29,405.01x = 40,595.74 × 19,362.63
  4. Step 4: Simplify right side
    29,405.01x = 786,040,397.02
  5. Step 5: Solve for x
    x = 786,040,397.02/29,405.01
  6. Step 6: Final answer
    x = 26,731.51

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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.