Home / 53,860.48-80,793.70-16,421.78

Finding the Fourth Proportional to 53,860.48, 80,793.70 and 16,421.78

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Solution

The fourth proportional to 53,860.48, 80,793.70 and 16,421.78 is: 24,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,860.48 : 80,793.70 = 16,421.78 : x
  2. Step 2: Convert to fraction form
    53,860.48/80,793.70 = 16,421.78/x
  3. Step 3: Cross multiply
    53,860.48x = 80,793.70 × 16,421.78
  4. Step 4: Simplify right side
    53,860.48x = 1,326,776,366.79
  5. Step 5: Solve for x
    x = 1,326,776,366.79/53,860.48
  6. Step 6: Final answer
    x = 24,633.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.