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Finding the Fourth Proportional to 59,921.84, 82,677.38 and 36,632.40

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Solution

The fourth proportional to 59,921.84, 82,677.38 and 36,632.40 is: 50,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,921.84 : 82,677.38 = 36,632.40 : x
  2. Step 2: Convert to fraction form
    59,921.84/82,677.38 = 36,632.40/x
  3. Step 3: Cross multiply
    59,921.84x = 82,677.38 × 36,632.40
  4. Step 4: Simplify right side
    59,921.84x = 3,028,670,855.11
  5. Step 5: Solve for x
    x = 3,028,670,855.11/59,921.84
  6. Step 6: Final answer
    x = 50,543.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.