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Finding the Fourth Proportional to 67,111.97, 92,614.58 and 36,897.81

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Solution

The fourth proportional to 67,111.97, 92,614.58 and 36,897.81 is: 50,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,111.97 : 92,614.58 = 36,897.81 : x
  2. Step 2: Convert to fraction form
    67,111.97/92,614.58 = 36,897.81/x
  3. Step 3: Cross multiply
    67,111.97x = 92,614.58 × 36,897.81
  4. Step 4: Simplify right side
    67,111.97x = 3,417,275,176.07
  5. Step 5: Solve for x
    x = 3,417,275,176.07/67,111.97
  6. Step 6: Final answer
    x = 50,919.01

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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.