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Finding the Fourth Proportional to 67,677.76, 93,395.52 and 36,632.99

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Solution

The fourth proportional to 67,677.76, 93,395.52 and 36,632.99 is: 50,553.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,677.76 : 93,395.52 = 36,632.99 : x
  2. Step 2: Convert to fraction form
    67,677.76/93,395.52 = 36,632.99/x
  3. Step 3: Cross multiply
    67,677.76x = 93,395.52 × 36,632.99
  4. Step 4: Simplify right side
    67,677.76x = 3,421,357,150.20
  5. Step 5: Solve for x
    x = 3,421,357,150.20/67,677.76
  6. Step 6: Final answer
    x = 50,553.64

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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.