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Finding the Fourth Proportional to 8,594.95, 11,860.14 and 5,057.95

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Solution

The fourth proportional to 8,594.95, 11,860.14 and 5,057.95 is: 6,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.95 : 11,860.14 = 5,057.95 : x
  2. Step 2: Convert to fraction form
    8,594.95/11,860.14 = 5,057.95/x
  3. Step 3: Cross multiply
    8,594.95x = 11,860.14 × 5,057.95
  4. Step 4: Simplify right side
    8,594.95x = 59,987,995.11
  5. Step 5: Solve for x
    x = 59,987,995.11/8,594.95
  6. Step 6: Final answer
    x = 6,979.45

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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.