Home / 89,058.65-122,898.56-50,817.50

Finding the Fourth Proportional to 89,058.65, 122,898.56 and 50,817.50

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Solution

The fourth proportional to 89,058.65, 122,898.56 and 50,817.50 is: 70,126.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,058.65 : 122,898.56 = 50,817.50 : x
  2. Step 2: Convert to fraction form
    89,058.65/122,898.56 = 50,817.50/x
  3. Step 3: Cross multiply
    89,058.65x = 122,898.56 × 50,817.50
  4. Step 4: Simplify right side
    89,058.65x = 6,245,397,549.15
  5. Step 5: Solve for x
    x = 6,245,397,549.15/89,058.65
  6. Step 6: Final answer
    x = 70,126.79

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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.