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Finding the Fourth Proportional to 7,950.58, 10,968.20 and 5,116.93

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Solution

The fourth proportional to 7,950.58, 10,968.20 and 5,116.93 is: 7,059.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.58 : 10,968.20 = 5,116.93 : x
  2. Step 2: Convert to fraction form
    7,950.58/10,968.20 = 5,116.93/x
  3. Step 3: Cross multiply
    7,950.58x = 10,968.20 × 5,116.93
  4. Step 4: Simplify right side
    7,950.58x = 56,123,580.11
  5. Step 5: Solve for x
    x = 56,123,580.11/7,950.58
  6. Step 6: Final answer
    x = 7,059.05

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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.