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Finding the Fourth Proportional to 53,863.88, 80,806.74 and 22,699.12

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Solution

The fourth proportional to 53,863.88, 80,806.74 and 22,699.12 is: 34,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,863.88 : 80,806.74 = 22,699.12 : x
  2. Step 2: Convert to fraction form
    53,863.88/80,806.74 = 22,699.12/x
  3. Step 3: Cross multiply
    53,863.88x = 80,806.74 × 22,699.12
  4. Step 4: Simplify right side
    53,863.88x = 1,834,241,888.07
  5. Step 5: Solve for x
    x = 1,834,241,888.07/53,863.88
  6. Step 6: Final answer
    x = 34,053.28

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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.