Home / 72,853.23-109,314.41-43,329.27

Finding the Fourth Proportional to 72,853.23, 109,314.41 and 43,329.27

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Solution

The fourth proportional to 72,853.23, 109,314.41 and 43,329.27 is: 65,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,853.23 : 109,314.41 = 43,329.27 : x
  2. Step 2: Convert to fraction form
    72,853.23/109,314.41 = 43,329.27/x
  3. Step 3: Cross multiply
    72,853.23x = 109,314.41 × 43,329.27
  4. Step 4: Simplify right side
    72,853.23x = 4,736,513,369.13
  5. Step 5: Solve for x
    x = 4,736,513,369.13/72,853.23
  6. Step 6: Final answer
    x = 65,014.46

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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.