Home / 58,717.08-81,089.64-54,955.44

Finding the Fourth Proportional to 58,717.08, 81,089.64 and 54,955.44

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Solution

The fourth proportional to 58,717.08, 81,089.64 and 54,955.44 is: 75,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,717.08 : 81,089.64 = 54,955.44 : x
  2. Step 2: Convert to fraction form
    58,717.08/81,089.64 = 54,955.44/x
  3. Step 3: Cross multiply
    58,717.08x = 81,089.64 × 54,955.44
  4. Step 4: Simplify right side
    58,717.08x = 4,456,316,845.64
  5. Step 5: Solve for x
    x = 4,456,316,845.64/58,717.08
  6. Step 6: Final answer
    x = 75,894.73

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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.