Home / 66,526.23-91,805.45-36,311.33

Finding the Fourth Proportional to 66,526.23, 91,805.45 and 36,311.33

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Solution

The fourth proportional to 66,526.23, 91,805.45 and 36,311.33 is: 50,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,526.23 : 91,805.45 = 36,311.33 : x
  2. Step 2: Convert to fraction form
    66,526.23/91,805.45 = 36,311.33/x
  3. Step 3: Cross multiply
    66,526.23x = 91,805.45 × 36,311.33
  4. Step 4: Simplify right side
    66,526.23x = 3,333,577,350.16
  5. Step 5: Solve for x
    x = 3,333,577,350.16/66,526.23
  6. Step 6: Final answer
    x = 50,109.22

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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.