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Finding the Fourth Proportional to 160,654.93, 221,700.01 and 89,033.41

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Solution

The fourth proportional to 160,654.93, 221,700.01 and 89,033.41 is: 122,864.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,654.93 : 221,700.01 = 89,033.41 : x
  2. Step 2: Convert to fraction form
    160,654.93/221,700.01 = 89,033.41/x
  3. Step 3: Cross multiply
    160,654.93x = 221,700.01 × 89,033.41
  4. Step 4: Simplify right side
    160,654.93x = 19,738,707,664.75
  5. Step 5: Solve for x
    x = 19,738,707,664.75/160,654.93
  6. Step 6: Final answer
    x = 122,864.00

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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.