Home / 86,223.28-118,992.01-48,497.53

Finding the Fourth Proportional to 86,223.28, 118,992.01 and 48,497.53

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Solution

The fourth proportional to 86,223.28, 118,992.01 and 48,497.53 is: 66,928.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,223.28 : 118,992.01 = 48,497.53 : x
  2. Step 2: Convert to fraction form
    86,223.28/118,992.01 = 48,497.53/x
  3. Step 3: Cross multiply
    86,223.28x = 118,992.01 × 48,497.53
  4. Step 4: Simplify right side
    86,223.28x = 5,770,818,101.02
  5. Step 5: Solve for x
    x = 5,770,818,101.02/86,223.28
  6. Step 6: Final answer
    x = 66,928.77

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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.