Home / 65,181.52-97,774.20-18,429.52

Finding the Fourth Proportional to 65,181.52, 97,774.20 and 18,429.52

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Solution

The fourth proportional to 65,181.52, 97,774.20 and 18,429.52 is: 27,644.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,181.52 : 97,774.20 = 18,429.52 : x
  2. Step 2: Convert to fraction form
    65,181.52/97,774.20 = 18,429.52/x
  3. Step 3: Cross multiply
    65,181.52x = 97,774.20 × 18,429.52
  4. Step 4: Simplify right side
    65,181.52x = 1,801,931,574.38
  5. Step 5: Solve for x
    x = 1,801,931,574.38/65,181.52
  6. Step 6: Final answer
    x = 27,644.82

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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.