Home / 53,634.90-74,020.80-29,766.24

Finding the Fourth Proportional to 53,634.90, 74,020.80 and 29,766.24

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Solution

The fourth proportional to 53,634.90, 74,020.80 and 29,766.24 is: 41,079.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,634.90 : 74,020.80 = 29,766.24 : x
  2. Step 2: Convert to fraction form
    53,634.90/74,020.80 = 29,766.24/x
  3. Step 3: Cross multiply
    53,634.90x = 74,020.80 × 29,766.24
  4. Step 4: Simplify right side
    53,634.90x = 2,203,320,897.79
  5. Step 5: Solve for x
    x = 2,203,320,897.79/53,634.90
  6. Step 6: Final answer
    x = 41,079.99

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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.