Home / 86,975.06-130,511.79-37,049.94

Finding the Fourth Proportional to 86,975.06, 130,511.79 and 37,049.94

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Solution

The fourth proportional to 86,975.06, 130,511.79 and 37,049.94 is: 55,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,975.06 : 130,511.79 = 37,049.94 : x
  2. Step 2: Convert to fraction form
    86,975.06/130,511.79 = 37,049.94/x
  3. Step 3: Cross multiply
    86,975.06x = 130,511.79 × 37,049.94
  4. Step 4: Simplify right side
    86,975.06x = 4,835,453,988.79
  5. Step 5: Solve for x
    x = 4,835,453,988.79/86,975.06
  6. Step 6: Final answer
    x = 55,595.87

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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.