Home / 107,827.80-161,741.70-92,275.80

Finding the Fourth Proportional to 107,827.80, 161,741.70 and 92,275.80

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Solution

The fourth proportional to 107,827.80, 161,741.70 and 92,275.80 is: 138,413.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,827.80 : 161,741.70 = 92,275.80 : x
  2. Step 2: Convert to fraction form
    107,827.80/161,741.70 = 92,275.80/x
  3. Step 3: Cross multiply
    107,827.80x = 161,741.70 × 92,275.80
  4. Step 4: Simplify right side
    107,827.80x = 14,924,844,760.86
  5. Step 5: Solve for x
    x = 14,924,844,760.86/107,827.80
  6. Step 6: Final answer
    x = 138,413.70

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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.