Home / 58,562.78-80,816.60-31,705.27

Finding the Fourth Proportional to 58,562.78, 80,816.60 and 31,705.27

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Solution

The fourth proportional to 58,562.78, 80,816.60 and 31,705.27 is: 43,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,562.78 : 80,816.60 = 31,705.27 : x
  2. Step 2: Convert to fraction form
    58,562.78/80,816.60 = 31,705.27/x
  3. Step 3: Cross multiply
    58,562.78x = 80,816.60 × 31,705.27
  4. Step 4: Simplify right side
    58,562.78x = 2,562,312,000.70
  5. Step 5: Solve for x
    x = 2,562,312,000.70/58,562.78
  6. Step 6: Final answer
    x = 43,753.25

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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.