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Finding the Fourth Proportional to 61,404.98, 92,107.44 and 17,031.72

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Solution

The fourth proportional to 61,404.98, 92,107.44 and 17,031.72 is: 25,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,404.98 : 92,107.44 = 17,031.72 : x
  2. Step 2: Convert to fraction form
    61,404.98/92,107.44 = 17,031.72/x
  3. Step 3: Cross multiply
    61,404.98x = 92,107.44 × 17,031.72
  4. Step 4: Simplify right side
    61,404.98x = 1,568,748,128.00
  5. Step 5: Solve for x
    x = 1,568,748,128.00/61,404.98
  6. Step 6: Final answer
    x = 25,547.57

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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.