Home / 99,314.26-137,056.38-53,995.29

Finding the Fourth Proportional to 99,314.26, 137,056.38 and 53,995.29

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Solution

The fourth proportional to 99,314.26, 137,056.38 and 53,995.29 is: 74,514.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,314.26 : 137,056.38 = 53,995.29 : x
  2. Step 2: Convert to fraction form
    99,314.26/137,056.38 = 53,995.29/x
  3. Step 3: Cross multiply
    99,314.26x = 137,056.38 × 53,995.29
  4. Step 4: Simplify right side
    99,314.26x = 7,400,398,984.45
  5. Step 5: Solve for x
    x = 7,400,398,984.45/99,314.26
  6. Step 6: Final answer
    x = 74,514.97

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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.