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Finding the Fourth Proportional to 7,445.01, 10,274.23 and 4,088.13

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Solution

The fourth proportional to 7,445.01, 10,274.23 and 4,088.13 is: 5,641.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.01 : 10,274.23 = 4,088.13 : x
  2. Step 2: Convert to fraction form
    7,445.01/10,274.23 = 4,088.13/x
  3. Step 3: Cross multiply
    7,445.01x = 10,274.23 × 4,088.13
  4. Step 4: Simplify right side
    7,445.01x = 42,002,387.89
  5. Step 5: Solve for x
    x = 42,002,387.89/7,445.01
  6. Step 6: Final answer
    x = 5,641.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.