Home / 86,517.91-129,816.83-33,941.35

Finding the Fourth Proportional to 86,517.91, 129,816.83 and 33,941.35

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Solution

The fourth proportional to 86,517.91, 129,816.83 and 33,941.35 is: 50,927.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,517.91 : 129,816.83 = 33,941.35 : x
  2. Step 2: Convert to fraction form
    86,517.91/129,816.83 = 33,941.35/x
  3. Step 3: Cross multiply
    86,517.91x = 129,816.83 × 33,941.35
  4. Step 4: Simplify right side
    86,517.91x = 4,406,158,462.92
  5. Step 5: Solve for x
    x = 4,406,158,462.92/86,517.91
  6. Step 6: Final answer
    x = 50,927.70

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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.