Home / 86,302.53-129,433.14-32,983.47

Finding the Fourth Proportional to 86,302.53, 129,433.14 and 32,983.47

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Solution

The fourth proportional to 86,302.53, 129,433.14 and 32,983.47 is: 49,467.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,302.53 : 129,433.14 = 32,983.47 : x
  2. Step 2: Convert to fraction form
    86,302.53/129,433.14 = 32,983.47/x
  3. Step 3: Cross multiply
    86,302.53x = 129,433.14 × 32,983.47
  4. Step 4: Simplify right side
    86,302.53x = 4,269,154,090.20
  5. Step 5: Solve for x
    x = 4,269,154,090.20/86,302.53
  6. Step 6: Final answer
    x = 49,467.31

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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.