Home / 87,316.83-130,865.64-37,338.15

Finding the Fourth Proportional to 87,316.83, 130,865.64 and 37,338.15

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Solution

The fourth proportional to 87,316.83, 130,865.64 and 37,338.15 is: 55,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,316.83 : 130,865.64 = 37,338.15 : x
  2. Step 2: Convert to fraction form
    87,316.83/130,865.64 = 37,338.15/x
  3. Step 3: Cross multiply
    87,316.83x = 130,865.64 × 37,338.15
  4. Step 4: Simplify right side
    87,316.83x = 4,886,280,896.17
  5. Step 5: Solve for x
    x = 4,886,280,896.17/87,316.83
  6. Step 6: Final answer
    x = 55,960.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.