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Finding the Fourth Proportional to 61,962.66, 92,891.74 and 26,875.90

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Solution

The fourth proportional to 61,962.66, 92,891.74 and 26,875.90 is: 40,291.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,962.66 : 92,891.74 = 26,875.90 : x
  2. Step 2: Convert to fraction form
    61,962.66/92,891.74 = 26,875.90/x
  3. Step 3: Cross multiply
    61,962.66x = 92,891.74 × 26,875.90
  4. Step 4: Simplify right side
    61,962.66x = 2,496,549,115.07
  5. Step 5: Solve for x
    x = 2,496,549,115.07/61,962.66
  6. Step 6: Final answer
    x = 40,291.19

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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.