Home / 86,219.85-118,993.75-52,227.34

Finding the Fourth Proportional to 86,219.85, 118,993.75 and 52,227.34

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Solution

The fourth proportional to 86,219.85, 118,993.75 and 52,227.34 is: 72,080.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,219.85 : 118,993.75 = 52,227.34 : x
  2. Step 2: Convert to fraction form
    86,219.85/118,993.75 = 52,227.34/x
  3. Step 3: Cross multiply
    86,219.85x = 118,993.75 × 52,227.34
  4. Step 4: Simplify right side
    86,219.85x = 6,214,727,039.13
  5. Step 5: Solve for x
    x = 6,214,727,039.13/86,219.85
  6. Step 6: Final answer
    x = 72,080.00

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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.