Home / 156,096.12-215,413.33-84,476.15

Finding the Fourth Proportional to 156,096.12, 215,413.33 and 84,476.15

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Solution

The fourth proportional to 156,096.12, 215,413.33 and 84,476.15 is: 116,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,096.12 : 215,413.33 = 84,476.15 : x
  2. Step 2: Convert to fraction form
    156,096.12/215,413.33 = 84,476.15/x
  3. Step 3: Cross multiply
    156,096.12x = 215,413.33 × 84,476.15
  4. Step 4: Simplify right side
    156,096.12x = 18,197,288,777.08
  5. Step 5: Solve for x
    x = 18,197,288,777.08/156,096.12
  6. Step 6: Final answer
    x = 116,577.46

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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.