Home / 73,060.80-109,583.10-59,890.20

Finding the Fourth Proportional to 73,060.80, 109,583.10 and 59,890.20

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Solution

The fourth proportional to 73,060.80, 109,583.10 and 59,890.20 is: 89,828.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,060.80 : 109,583.10 = 59,890.20 : x
  2. Step 2: Convert to fraction form
    73,060.80/109,583.10 = 59,890.20/x
  3. Step 3: Cross multiply
    73,060.80x = 109,583.10 × 59,890.20
  4. Step 4: Simplify right side
    73,060.80x = 6,562,953,775.62
  5. Step 5: Solve for x
    x = 6,562,953,775.62/73,060.80
  6. Step 6: Final answer
    x = 89,828.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.