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Finding the Fourth Proportional to 67,225.84, 100,838.77 and 37,258.47

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Solution

The fourth proportional to 67,225.84, 100,838.77 and 37,258.47 is: 55,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,225.84 : 100,838.77 = 37,258.47 : x
  2. Step 2: Convert to fraction form
    67,225.84/100,838.77 = 37,258.47/x
  3. Step 3: Cross multiply
    67,225.84x = 100,838.77 × 37,258.47
  4. Step 4: Simplify right side
    67,225.84x = 3,757,098,193.74
  5. Step 5: Solve for x
    x = 3,757,098,193.74/67,225.84
  6. Step 6: Final answer
    x = 55,887.71

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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.