Home / 53,853.86-74,315.42-29,650.15

Finding the Fourth Proportional to 53,853.86, 74,315.42 and 29,650.15

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Solution

The fourth proportional to 53,853.86, 74,315.42 and 29,650.15 is: 40,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,853.86 : 74,315.42 = 29,650.15 : x
  2. Step 2: Convert to fraction form
    53,853.86/74,315.42 = 29,650.15/x
  3. Step 3: Cross multiply
    53,853.86x = 74,315.42 × 29,650.15
  4. Step 4: Simplify right side
    53,853.86x = 2,203,463,572.93
  5. Step 5: Solve for x
    x = 2,203,463,572.93/53,853.86
  6. Step 6: Final answer
    x = 40,915.61

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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.