Home / 86,073.30-118,761.69-52,080.94

Finding the Fourth Proportional to 86,073.30, 118,761.69 and 52,080.94

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Solution

The fourth proportional to 86,073.30, 118,761.69 and 52,080.94 is: 71,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,073.30 : 118,761.69 = 52,080.94 : x
  2. Step 2: Convert to fraction form
    86,073.30/118,761.69 = 52,080.94/x
  3. Step 3: Cross multiply
    86,073.30x = 118,761.69 × 52,080.94
  4. Step 4: Simplify right side
    86,073.30x = 6,185,220,794.94
  5. Step 5: Solve for x
    x = 6,185,220,794.94/86,073.30
  6. Step 6: Final answer
    x = 71,859.92

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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.