Home / 83,536.24-115,285.26-45,810.50

Finding the Fourth Proportional to 83,536.24, 115,285.26 and 45,810.50

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Solution

The fourth proportional to 83,536.24, 115,285.26 and 45,810.50 is: 63,221.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,536.24 : 115,285.26 = 45,810.50 : x
  2. Step 2: Convert to fraction form
    83,536.24/115,285.26 = 45,810.50/x
  3. Step 3: Cross multiply
    83,536.24x = 115,285.26 × 45,810.50
  4. Step 4: Simplify right side
    83,536.24x = 5,281,275,403.23
  5. Step 5: Solve for x
    x = 5,281,275,403.23/83,536.24
  6. Step 6: Final answer
    x = 63,221.37

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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.