Home / 86,541.20-129,803.16-24,212.24

Finding the Fourth Proportional to 86,541.20, 129,803.16 and 24,212.24

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Solution

The fourth proportional to 86,541.20, 129,803.16 and 24,212.24 is: 36,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,541.20 : 129,803.16 = 24,212.24 : x
  2. Step 2: Convert to fraction form
    86,541.20/129,803.16 = 24,212.24/x
  3. Step 3: Cross multiply
    86,541.20x = 129,803.16 × 24,212.24
  4. Step 4: Simplify right side
    86,541.20x = 3,142,825,262.68
  5. Step 5: Solve for x
    x = 3,142,825,262.68/86,541.20
  6. Step 6: Final answer
    x = 36,315.94

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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.