Home / 86,976.42-130,465.85-24,646.92

Finding the Fourth Proportional to 86,976.42, 130,465.85 and 24,646.92

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Solution

The fourth proportional to 86,976.42, 130,465.85 and 24,646.92 is: 36,970.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,976.42 : 130,465.85 = 24,646.92 : x
  2. Step 2: Convert to fraction form
    86,976.42/130,465.85 = 24,646.92/x
  3. Step 3: Cross multiply
    86,976.42x = 130,465.85 × 24,646.92
  4. Step 4: Simplify right side
    86,976.42x = 3,215,580,776.97
  5. Step 5: Solve for x
    x = 3,215,580,776.97/86,976.42
  6. Step 6: Final answer
    x = 36,970.72

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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.