Home / 89,583.26-123,630.00-51,349.16

Finding the Fourth Proportional to 89,583.26, 123,630.00 and 51,349.16

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Solution

The fourth proportional to 89,583.26, 123,630.00 and 51,349.16 is: 70,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,583.26 : 123,630.00 = 51,349.16 : x
  2. Step 2: Convert to fraction form
    89,583.26/123,630.00 = 51,349.16/x
  3. Step 3: Cross multiply
    89,583.26x = 123,630.00 × 51,349.16
  4. Step 4: Simplify right side
    89,583.26x = 6,348,296,767.32
  5. Step 5: Solve for x
    x = 6,348,296,767.32/89,583.26
  6. Step 6: Final answer
    x = 70,864.77

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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.