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Finding the Fourth Proportional to 10,082.10, 15,101.55 and 6,582.90

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Solution

The fourth proportional to 10,082.10, 15,101.55 and 6,582.90 is: 9,860.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.10 : 15,101.55 = 6,582.90 : x
  2. Step 2: Convert to fraction form
    10,082.10/15,101.55 = 6,582.90/x
  3. Step 3: Cross multiply
    10,082.10x = 15,101.55 × 6,582.90
  4. Step 4: Simplify right side
    10,082.10x = 99,411,993.50
  5. Step 5: Solve for x
    x = 99,411,993.50/10,082.10
  6. Step 6: Final answer
    x = 9,860.25

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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.