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Finding the Fourth Proportional to 55,392.93, 76,461.93 and 32,732.01

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Solution

The fourth proportional to 55,392.93, 76,461.93 and 32,732.01 is: 45,181.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,392.93 : 76,461.93 = 32,732.01 : x
  2. Step 2: Convert to fraction form
    55,392.93/76,461.93 = 32,732.01/x
  3. Step 3: Cross multiply
    55,392.93x = 76,461.93 × 32,732.01
  4. Step 4: Simplify right side
    55,392.93x = 2,502,752,657.38
  5. Step 5: Solve for x
    x = 2,502,752,657.38/55,392.93
  6. Step 6: Final answer
    x = 45,181.81

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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.