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Finding the Fourth Proportional to 101,854.60, 140,576.26 and 59,413.16

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Solution

The fourth proportional to 101,854.60, 140,576.26 and 59,413.16 is: 82,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,854.60 : 140,576.26 = 59,413.16 : x
  2. Step 2: Convert to fraction form
    101,854.60/140,576.26 = 59,413.16/x
  3. Step 3: Cross multiply
    101,854.60x = 140,576.26 × 59,413.16
  4. Step 4: Simplify right side
    101,854.60x = 8,352,079,827.58
  5. Step 5: Solve for x
    x = 8,352,079,827.58/101,854.60
  6. Step 6: Final answer
    x = 82,000.03

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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.