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Finding the Fourth Proportional to 160,966.01, 241,485.46 and 86,046.68

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Solution

The fourth proportional to 160,966.01, 241,485.46 and 86,046.68 is: 129,089.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,966.01 : 241,485.46 = 86,046.68 : x
  2. Step 2: Convert to fraction form
    160,966.01/241,485.46 = 86,046.68/x
  3. Step 3: Cross multiply
    160,966.01x = 241,485.46 × 86,046.68
  4. Step 4: Simplify right side
    160,966.01x = 20,779,020,678.73
  5. Step 5: Solve for x
    x = 20,779,020,678.73/160,966.01
  6. Step 6: Final answer
    x = 129,089.50

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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.