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Finding the Fourth Proportional to 67,700, 101,527.68 and 23,325.76

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Solution

The fourth proportional to 67,700, 101,527.68 and 23,325.76 is: 34,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,700 : 101,527.68 = 23,325.76 : x
  2. Step 2: Convert to fraction form
    67,700/101,527.68 = 23,325.76/x
  3. Step 3: Cross multiply
    67,700x = 101,527.68 × 23,325.76
  4. Step 4: Simplify right side
    67,700x = 2,368,210,297.04
  5. Step 5: Solve for x
    x = 2,368,210,297.04/67,700
  6. Step 6: Final answer
    x = 34,980.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.