Home / 89,795.84-123,909.80-52,066

Finding the Fourth Proportional to 89,795.84, 123,909.80 and 52,066

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Solution

The fourth proportional to 89,795.84, 123,909.80 and 52,066 is: 71,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,795.84 : 123,909.80 = 52,066 : x
  2. Step 2: Convert to fraction form
    89,795.84/123,909.80 = 52,066/x
  3. Step 3: Cross multiply
    89,795.84x = 123,909.80 × 52,066
  4. Step 4: Simplify right side
    89,795.84x = 6,451,487,646.80
  5. Step 5: Solve for x
    x = 6,451,487,646.80/89,795.84
  6. Step 6: Final answer
    x = 71,846.18

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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.