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Finding the Fourth Proportional to 15,700.05, 23,550.08 and 5,838.05

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Solution

The fourth proportional to 15,700.05, 23,550.08 and 5,838.05 is: 8,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,700.05 : 23,550.08 = 5,838.05 : x
  2. Step 2: Convert to fraction form
    15,700.05/23,550.08 = 5,838.05/x
  3. Step 3: Cross multiply
    15,700.05x = 23,550.08 × 5,838.05
  4. Step 4: Simplify right side
    15,700.05x = 137,486,441.39
  5. Step 5: Solve for x
    x = 137,486,441.39/15,700.05
  6. Step 6: Final answer
    x = 8,757.07

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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.