Home / 61,405.14-84,534.39-58,583.91

Finding the Fourth Proportional to 61,405.14, 84,534.39 and 58,583.91

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Solution

The fourth proportional to 61,405.14, 84,534.39 and 58,583.91 is: 80,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,405.14 : 84,534.39 = 58,583.91 : x
  2. Step 2: Convert to fraction form
    61,405.14/84,534.39 = 58,583.91/x
  3. Step 3: Cross multiply
    61,405.14x = 84,534.39 × 58,583.91
  4. Step 4: Simplify right side
    61,405.14x = 4,952,355,095.66
  5. Step 5: Solve for x
    x = 4,952,355,095.66/61,405.14
  6. Step 6: Final answer
    x = 80,650.50

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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.