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Finding the Fourth Proportional to 7,068.74, 9,757.49 and 6,070.01

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Solution

The fourth proportional to 7,068.74, 9,757.49 and 6,070.01 is: 8,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.74 : 9,757.49 = 6,070.01 : x
  2. Step 2: Convert to fraction form
    7,068.74/9,757.49 = 6,070.01/x
  3. Step 3: Cross multiply
    7,068.74x = 9,757.49 × 6,070.01
  4. Step 4: Simplify right side
    7,068.74x = 59,228,055.92
  5. Step 5: Solve for x
    x = 59,228,055.92/7,068.74
  6. Step 6: Final answer
    x = 8,378.87

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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.