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Finding the Fourth Proportional to 55,893.93, 77,165.51 and 37,056.57

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Solution

The fourth proportional to 55,893.93, 77,165.51 and 37,056.57 is: 51,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,893.93 : 77,165.51 = 37,056.57 : x
  2. Step 2: Convert to fraction form
    55,893.93/77,165.51 = 37,056.57/x
  3. Step 3: Cross multiply
    55,893.93x = 77,165.51 × 37,056.57
  4. Step 4: Simplify right side
    55,893.93x = 2,859,488,937.62
  5. Step 5: Solve for x
    x = 2,859,488,937.62/55,893.93
  6. Step 6: Final answer
    x = 51,159.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.