Home / 86,701.37-130,042.60-58,800.65

Finding the Fourth Proportional to 86,701.37, 130,042.60 and 58,800.65

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Solution

The fourth proportional to 86,701.37, 130,042.60 and 58,800.65 is: 88,194.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,701.37 : 130,042.60 = 58,800.65 : x
  2. Step 2: Convert to fraction form
    86,701.37/130,042.60 = 58,800.65/x
  3. Step 3: Cross multiply
    86,701.37x = 130,042.60 × 58,800.65
  4. Step 4: Simplify right side
    86,701.37x = 7,646,588,610.48
  5. Step 5: Solve for x
    x = 7,646,588,610.48/86,701.37
  6. Step 6: Final answer
    x = 88,194.56

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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.