Home / 89,253.04-123,168.16-51,526.48

Finding the Fourth Proportional to 89,253.04, 123,168.16 and 51,526.48

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Solution

The fourth proportional to 89,253.04, 123,168.16 and 51,526.48 is: 71,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,253.04 : 123,168.16 = 51,526.48 : x
  2. Step 2: Convert to fraction form
    89,253.04/123,168.16 = 51,526.48/x
  3. Step 3: Cross multiply
    89,253.04x = 123,168.16 × 51,526.48
  4. Step 4: Simplify right side
    89,253.04x = 6,346,421,732.88
  5. Step 5: Solve for x
    x = 6,346,421,732.88/89,253.04
  6. Step 6: Final answer
    x = 71,105.94

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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.