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Finding the Fourth Proportional to 5,964.91, 8,987.08 and 5,402.77

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Solution

The fourth proportional to 5,964.91, 8,987.08 and 5,402.77 is: 8,140.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,964.91 : 8,987.08 = 5,402.77 : x
  2. Step 2: Convert to fraction form
    5,964.91/8,987.08 = 5,402.77/x
  3. Step 3: Cross multiply
    5,964.91x = 8,987.08 × 5,402.77
  4. Step 4: Simplify right side
    5,964.91x = 48,555,126.21
  5. Step 5: Solve for x
    x = 48,555,126.21/5,964.91
  6. Step 6: Final answer
    x = 8,140.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.