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Finding the Fourth Proportional to 62,967.30, 94,428.90 and 18,582.30

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Solution

The fourth proportional to 62,967.30, 94,428.90 and 18,582.30 is: 27,866.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,967.30 : 94,428.90 = 18,582.30 : x
  2. Step 2: Convert to fraction form
    62,967.30/94,428.90 = 18,582.30/x
  3. Step 3: Cross multiply
    62,967.30x = 94,428.90 × 18,582.30
  4. Step 4: Simplify right side
    62,967.30x = 1,754,706,148.47
  5. Step 5: Solve for x
    x = 1,754,706,148.47/62,967.30
  6. Step 6: Final answer
    x = 27,866.94

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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.