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Finding the Fourth Proportional to 62,913, 94,384.08 and 21,360

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Solution

The fourth proportional to 62,913, 94,384.08 and 21,360 is: 32,044.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,913 : 94,384.08 = 21,360 : x
  2. Step 2: Convert to fraction form
    62,913/94,384.08 = 21,360/x
  3. Step 3: Cross multiply
    62,913x = 94,384.08 × 21,360
  4. Step 4: Simplify right side
    62,913x = 2,016,043,948.80
  5. Step 5: Solve for x
    x = 2,016,043,948.80/62,913
  6. Step 6: Final answer
    x = 32,044.95

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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.