Home / 86,024.46-118,709.92-47,786.66

Finding the Fourth Proportional to 86,024.46, 118,709.92 and 47,786.66

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Solution

The fourth proportional to 86,024.46, 118,709.92 and 47,786.66 is: 65,943.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,024.46 : 118,709.92 = 47,786.66 : x
  2. Step 2: Convert to fraction form
    86,024.46/118,709.92 = 47,786.66/x
  3. Step 3: Cross multiply
    86,024.46x = 118,709.92 × 47,786.66
  4. Step 4: Simplify right side
    86,024.46x = 5,672,750,497.01
  5. Step 5: Solve for x
    x = 5,672,750,497.01/86,024.46
  6. Step 6: Final answer
    x = 65,943.46

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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.