Home / 86,048.61-118,683.87-50,236.49

Finding the Fourth Proportional to 86,048.61, 118,683.87 and 50,236.49

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Solution

The fourth proportional to 86,048.61, 118,683.87 and 50,236.49 is: 69,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,048.61 : 118,683.87 = 50,236.49 : x
  2. Step 2: Convert to fraction form
    86,048.61/118,683.87 = 50,236.49/x
  3. Step 3: Cross multiply
    86,048.61x = 118,683.87 × 50,236.49
  4. Step 4: Simplify right side
    86,048.61x = 5,962,260,455.00
  5. Step 5: Solve for x
    x = 5,962,260,455.00/86,048.61
  6. Step 6: Final answer
    x = 69,289.45

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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.