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Finding the Fourth Proportional to 10,799.99, 14,904.14 and 6,019.81

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Solution

The fourth proportional to 10,799.99, 14,904.14 and 6,019.81 is: 8,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.99 : 14,904.14 = 6,019.81 : x
  2. Step 2: Convert to fraction form
    10,799.99/14,904.14 = 6,019.81/x
  3. Step 3: Cross multiply
    10,799.99x = 14,904.14 × 6,019.81
  4. Step 4: Simplify right side
    10,799.99x = 89,720,057.52
  5. Step 5: Solve for x
    x = 89,720,057.52/10,799.99
  6. Step 6: Final answer
    x = 8,307.42

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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.