Home / 86,055.40-118,735.68-50,224.96

Finding the Fourth Proportional to 86,055.40, 118,735.68 and 50,224.96

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Solution

The fourth proportional to 86,055.40, 118,735.68 and 50,224.96 is: 69,298.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,055.40 : 118,735.68 = 50,224.96 : x
  2. Step 2: Convert to fraction form
    86,055.40/118,735.68 = 50,224.96/x
  3. Step 3: Cross multiply
    86,055.40x = 118,735.68 × 50,224.96
  4. Step 4: Simplify right side
    86,055.40x = 5,963,494,778.57
  5. Step 5: Solve for x
    x = 5,963,494,778.57/86,055.40
  6. Step 6: Final answer
    x = 69,298.32

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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.