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Finding the Fourth Proportional to 67,114.88, 92,619.60 and 36,901.52

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Solution

The fourth proportional to 67,114.88, 92,619.60 and 36,901.52 is: 50,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,114.88 : 92,619.60 = 36,901.52 : x
  2. Step 2: Convert to fraction form
    67,114.88/92,619.60 = 36,901.52/x
  3. Step 3: Cross multiply
    67,114.88x = 92,619.60 × 36,901.52
  4. Step 4: Simplify right side
    67,114.88x = 3,417,804,021.79
  5. Step 5: Solve for x
    x = 3,417,804,021.79/67,114.88
  6. Step 6: Final answer
    x = 50,924.68

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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.