Home / 83,561.63-125,347.91-36,814.50

Finding the Fourth Proportional to 83,561.63, 125,347.91 and 36,814.50

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Solution

The fourth proportional to 83,561.63, 125,347.91 and 36,814.50 is: 55,224.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,561.63 : 125,347.91 = 36,814.50 : x
  2. Step 2: Convert to fraction form
    83,561.63/125,347.91 = 36,814.50/x
  3. Step 3: Cross multiply
    83,561.63x = 125,347.91 × 36,814.50
  4. Step 4: Simplify right side
    83,561.63x = 4,614,620,448.62
  5. Step 5: Solve for x
    x = 4,614,620,448.62/83,561.63
  6. Step 6: Final answer
    x = 55,224.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.