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Finding the Fourth Proportional to 61,507.76, 92,052.38 and 37,802.80

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Solution

The fourth proportional to 61,507.76, 92,052.38 and 37,802.80 is: 56,575.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,507.76 : 92,052.38 = 37,802.80 : x
  2. Step 2: Convert to fraction form
    61,507.76/92,052.38 = 37,802.80/x
  3. Step 3: Cross multiply
    61,507.76x = 92,052.38 × 37,802.80
  4. Step 4: Simplify right side
    61,507.76x = 3,479,837,710.66
  5. Step 5: Solve for x
    x = 3,479,837,710.66/61,507.76
  6. Step 6: Final answer
    x = 56,575.59

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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.