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Finding the Fourth Proportional to 6,159.96, 9,243.72 and 3,695.40

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Solution

The fourth proportional to 6,159.96, 9,243.72 and 3,695.40 is: 5,545.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.96 : 9,243.72 = 3,695.40 : x
  2. Step 2: Convert to fraction form
    6,159.96/9,243.72 = 3,695.40/x
  3. Step 3: Cross multiply
    6,159.96x = 9,243.72 × 3,695.40
  4. Step 4: Simplify right side
    6,159.96x = 34,159,242.89
  5. Step 5: Solve for x
    x = 34,159,242.89/6,159.96
  6. Step 6: Final answer
    x = 5,545.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.