Home / 53,731.36-74,149.68-29,860.24

Finding the Fourth Proportional to 53,731.36, 74,149.68 and 29,860.24

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Solution

The fourth proportional to 53,731.36, 74,149.68 and 29,860.24 is: 41,207.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,731.36 : 74,149.68 = 29,860.24 : x
  2. Step 2: Convert to fraction form
    53,731.36/74,149.68 = 29,860.24/x
  3. Step 3: Cross multiply
    53,731.36x = 74,149.68 × 29,860.24
  4. Step 4: Simplify right side
    53,731.36x = 2,214,127,240.72
  5. Step 5: Solve for x
    x = 2,214,127,240.72/53,731.36
  6. Step 6: Final answer
    x = 41,207.36

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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.