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Finding the Fourth Proportional to 62,802.92, 94,214.64 and 18,431.12

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Solution

The fourth proportional to 62,802.92, 94,214.64 and 18,431.12 is: 27,649.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,802.92 : 94,214.64 = 18,431.12 : x
  2. Step 2: Convert to fraction form
    62,802.92/94,214.64 = 18,431.12/x
  3. Step 3: Cross multiply
    62,802.92x = 94,214.64 × 18,431.12
  4. Step 4: Simplify right side
    62,802.92x = 1,736,481,335.60
  5. Step 5: Solve for x
    x = 1,736,481,335.60/62,802.92
  6. Step 6: Final answer
    x = 27,649.69

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1.5x scale

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.