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Finding the Fourth Proportional to 10,597.42, 15,896.43 and 5,914.81

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Solution

The fourth proportional to 10,597.42, 15,896.43 and 5,914.81 is: 8,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,597.42 : 15,896.43 = 5,914.81 : x
  2. Step 2: Convert to fraction form
    10,597.42/15,896.43 = 5,914.81/x
  3. Step 3: Cross multiply
    10,597.42x = 15,896.43 × 5,914.81
  4. Step 4: Simplify right side
    10,597.42x = 94,024,363.13
  5. Step 5: Solve for x
    x = 94,024,363.13/10,597.42
  6. Step 6: Final answer
    x = 8,872.38

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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.