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Finding the Fourth Proportional to 73,270.80, 109,904.14 and 23,353.89

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Solution

The fourth proportional to 73,270.80, 109,904.14 and 23,353.89 is: 35,030.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,270.80 : 109,904.14 = 23,353.89 : x
  2. Step 2: Convert to fraction form
    73,270.80/109,904.14 = 23,353.89/x
  3. Step 3: Cross multiply
    73,270.80x = 109,904.14 × 23,353.89
  4. Step 4: Simplify right side
    73,270.80x = 2,566,688,813.16
  5. Step 5: Solve for x
    x = 2,566,688,813.16/73,270.80
  6. Step 6: Final answer
    x = 35,030.17

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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.