Home / 86,236.08-119,002.56-48,509.52

Finding the Fourth Proportional to 86,236.08, 119,002.56 and 48,509.52

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Solution

The fourth proportional to 86,236.08, 119,002.56 and 48,509.52 is: 66,941.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,236.08 : 119,002.56 = 48,509.52 : x
  2. Step 2: Convert to fraction form
    86,236.08/119,002.56 = 48,509.52/x
  3. Step 3: Cross multiply
    86,236.08x = 119,002.56 × 48,509.52
  4. Step 4: Simplify right side
    86,236.08x = 5,772,757,064.37
  5. Step 5: Solve for x
    x = 5,772,757,064.37/86,236.08
  6. Step 6: Final answer
    x = 66,941.32

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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.