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Finding the Fourth Proportional to 25,332.57, 37,978.35 and 10,552.59

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Solution

The fourth proportional to 25,332.57, 37,978.35 and 10,552.59 is: 15,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,332.57 : 37,978.35 = 10,552.59 : x
  2. Step 2: Convert to fraction form
    25,332.57/37,978.35 = 10,552.59/x
  3. Step 3: Cross multiply
    25,332.57x = 37,978.35 × 10,552.59
  4. Step 4: Simplify right side
    25,332.57x = 400,769,956.43
  5. Step 5: Solve for x
    x = 400,769,956.43/25,332.57
  6. Step 6: Final answer
    x = 15,820.34

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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.