Home / 53,854.42-74,319.06-29,986.73

Finding the Fourth Proportional to 53,854.42, 74,319.06 and 29,986.73

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Solution

The fourth proportional to 53,854.42, 74,319.06 and 29,986.73 is: 41,381.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,854.42 : 74,319.06 = 29,986.73 : x
  2. Step 2: Convert to fraction form
    53,854.42/74,319.06 = 29,986.73/x
  3. Step 3: Cross multiply
    53,854.42x = 74,319.06 × 29,986.73
  4. Step 4: Simplify right side
    53,854.42x = 2,228,585,064.54
  5. Step 5: Solve for x
    x = 2,228,585,064.54/53,854.42
  6. Step 6: Final answer
    x = 41,381.66

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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.