Home / 83,549.75-115,299.54-45,309.37

Finding the Fourth Proportional to 83,549.75, 115,299.54 and 45,309.37

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Solution

The fourth proportional to 83,549.75, 115,299.54 and 45,309.37 is: 62,527.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,549.75 : 115,299.54 = 45,309.37 : x
  2. Step 2: Convert to fraction form
    83,549.75/115,299.54 = 45,309.37/x
  3. Step 3: Cross multiply
    83,549.75x = 115,299.54 × 45,309.37
  4. Step 4: Simplify right side
    83,549.75x = 5,224,149,518.69
  5. Step 5: Solve for x
    x = 5,224,149,518.69/83,549.75
  6. Step 6: Final answer
    x = 62,527.41

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1.5x scale

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.