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Finding the Fourth Proportional to 160,754.88, 241,160.16 and 54,128.64

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Solution

The fourth proportional to 160,754.88, 241,160.16 and 54,128.64 is: 81,202.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,754.88 : 241,160.16 = 54,128.64 : x
  2. Step 2: Convert to fraction form
    160,754.88/241,160.16 = 54,128.64/x
  3. Step 3: Cross multiply
    160,754.88x = 241,160.16 × 54,128.64
  4. Step 4: Simplify right side
    160,754.88x = 13,053,671,482.98
  5. Step 5: Solve for x
    x = 13,053,671,482.98/160,754.88
  6. Step 6: Final answer
    x = 81,202.33

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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.