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Finding the Fourth Proportional to 44,370, 66,557.16 and 13,205.52

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Solution

The fourth proportional to 44,370, 66,557.16 and 13,205.52 is: 19,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,370 : 66,557.16 = 13,205.52 : x
  2. Step 2: Convert to fraction form
    44,370/66,557.16 = 13,205.52/x
  3. Step 3: Cross multiply
    44,370x = 66,557.16 × 13,205.52
  4. Step 4: Simplify right side
    44,370x = 878,921,907.52
  5. Step 5: Solve for x
    x = 878,921,907.52/44,370
  6. Step 6: Final answer
    x = 19,808.92

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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.