Home / 86,540.52-119,434.38-52,541.16

Finding the Fourth Proportional to 86,540.52, 119,434.38 and 52,541.16

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Solution

The fourth proportional to 86,540.52, 119,434.38 and 52,541.16 is: 72,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,540.52 : 119,434.38 = 52,541.16 : x
  2. Step 2: Convert to fraction form
    86,540.52/119,434.38 = 52,541.16/x
  3. Step 3: Cross multiply
    86,540.52x = 119,434.38 × 52,541.16
  4. Step 4: Simplify right side
    86,540.52x = 6,275,220,869.08
  5. Step 5: Solve for x
    x = 6,275,220,869.08/86,540.52
  6. Step 6: Final answer
    x = 72,511.94

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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.