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Finding the Fourth Proportional to 164,265.47, 226,686.35 and 88,813.97

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Solution

The fourth proportional to 164,265.47, 226,686.35 and 88,813.97 is: 122,563.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,265.47 : 226,686.35 = 88,813.97 : x
  2. Step 2: Convert to fraction form
    164,265.47/226,686.35 = 88,813.97/x
  3. Step 3: Cross multiply
    164,265.47x = 226,686.35 × 88,813.97
  4. Step 4: Simplify right side
    164,265.47x = 20,132,914,127.41
  5. Step 5: Solve for x
    x = 20,132,914,127.41/164,265.47
  6. Step 6: Final answer
    x = 122,563.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.