Home / 86,837.74-130,161.58-44,720.37

Finding the Fourth Proportional to 86,837.74, 130,161.58 and 44,720.37

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Solution

The fourth proportional to 86,837.74, 130,161.58 and 44,720.37 is: 67,031.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,837.74 : 130,161.58 = 44,720.37 : x
  2. Step 2: Convert to fraction form
    86,837.74/130,161.58 = 44,720.37/x
  3. Step 3: Cross multiply
    86,837.74x = 130,161.58 × 44,720.37
  4. Step 4: Simplify right side
    86,837.74x = 5,820,874,157.14
  5. Step 5: Solve for x
    x = 5,820,874,157.14/86,837.74
  6. Step 6: Final answer
    x = 67,031.62

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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.