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Finding the Fourth Proportional to 15,234.40, 22,807.05 and 10,860.40

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Solution

The fourth proportional to 15,234.40, 22,807.05 and 10,860.40 is: 16,258.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.40 : 22,807.05 = 10,860.40 : x
  2. Step 2: Convert to fraction form
    15,234.40/22,807.05 = 10,860.40/x
  3. Step 3: Cross multiply
    15,234.40x = 22,807.05 × 10,860.40
  4. Step 4: Simplify right side
    15,234.40x = 247,693,685.82
  5. Step 5: Solve for x
    x = 247,693,685.82/15,234.40
  6. Step 6: Final answer
    x = 16,258.84

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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.