Home / 53,390.80-73,672.77-29,514.16

Finding the Fourth Proportional to 53,390.80, 73,672.77 and 29,514.16

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Solution

The fourth proportional to 53,390.80, 73,672.77 and 29,514.16 is: 40,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,390.80 : 73,672.77 = 29,514.16 : x
  2. Step 2: Convert to fraction form
    53,390.80/73,672.77 = 29,514.16/x
  3. Step 3: Cross multiply
    53,390.80x = 73,672.77 × 29,514.16
  4. Step 4: Simplify right side
    53,390.80x = 2,174,389,921.42
  5. Step 5: Solve for x
    x = 2,174,389,921.42/53,390.80
  6. Step 6: Final answer
    x = 40,725.93

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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.