Home / 66,708.15-99,963.19-37,085.23

Finding the Fourth Proportional to 66,708.15, 99,963.19 and 37,085.23

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Solution

The fourth proportional to 66,708.15, 99,963.19 and 37,085.23 is: 55,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,708.15 : 99,963.19 = 37,085.23 : x
  2. Step 2: Convert to fraction form
    66,708.15/99,963.19 = 37,085.23/x
  3. Step 3: Cross multiply
    66,708.15x = 99,963.19 × 37,085.23
  4. Step 4: Simplify right side
    66,708.15x = 3,707,157,892.68
  5. Step 5: Solve for x
    x = 3,707,157,892.68/66,708.15
  6. Step 6: Final answer
    x = 55,572.79

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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.