Home / 99,617.22-137,467.73-54,294.22

Finding the Fourth Proportional to 99,617.22, 137,467.73 and 54,294.22

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Solution

The fourth proportional to 99,617.22, 137,467.73 and 54,294.22 is: 74,923.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,617.22 : 137,467.73 = 54,294.22 : x
  2. Step 2: Convert to fraction form
    99,617.22/137,467.73 = 54,294.22/x
  3. Step 3: Cross multiply
    99,617.22x = 137,467.73 × 54,294.22
  4. Step 4: Simplify right side
    99,617.22x = 7,463,703,175.52
  5. Step 5: Solve for x
    x = 7,463,703,175.52/99,617.22
  6. Step 6: Final answer
    x = 74,923.83

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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.