Home / 86,029.97-118,717.50-47,792.18

Finding the Fourth Proportional to 86,029.97, 118,717.50 and 47,792.18

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Solution

The fourth proportional to 86,029.97, 118,717.50 and 47,792.18 is: 65,951.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,029.97 : 118,717.50 = 47,792.18 : x
  2. Step 2: Convert to fraction form
    86,029.97/118,717.50 = 47,792.18/x
  3. Step 3: Cross multiply
    86,029.97x = 118,717.50 × 47,792.18
  4. Step 4: Simplify right side
    86,029.97x = 5,673,767,668.55
  5. Step 5: Solve for x
    x = 5,673,767,668.55/86,029.97
  6. Step 6: Final answer
    x = 65,951.06

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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.