Home / 83,875.37-115,687.44-48,052.31

Finding the Fourth Proportional to 83,875.37, 115,687.44 and 48,052.31

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Solution

The fourth proportional to 83,875.37, 115,687.44 and 48,052.31 is: 66,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,875.37 : 115,687.44 = 48,052.31 : x
  2. Step 2: Convert to fraction form
    83,875.37/115,687.44 = 48,052.31/x
  3. Step 3: Cross multiply
    83,875.37x = 115,687.44 × 48,052.31
  4. Step 4: Simplify right side
    83,875.37x = 5,559,048,151.55
  5. Step 5: Solve for x
    x = 5,559,048,151.55/83,875.37
  6. Step 6: Final answer
    x = 66,277.48

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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.