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Finding the Fourth Proportional to 67,116.76, 92,616.36 and 36,901.30

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Solution

The fourth proportional to 67,116.76, 92,616.36 and 36,901.30 is: 50,921.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,116.76 : 92,616.36 = 36,901.30 : x
  2. Step 2: Convert to fraction form
    67,116.76/92,616.36 = 36,901.30/x
  3. Step 3: Cross multiply
    67,116.76x = 92,616.36 × 36,901.30
  4. Step 4: Simplify right side
    67,116.76x = 3,417,664,085.27
  5. Step 5: Solve for x
    x = 3,417,664,085.27/67,116.76
  6. Step 6: Final answer
    x = 50,921.17

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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.