Home / 53,961.40-80,909.70-27,717.40

Finding the Fourth Proportional to 53,961.40, 80,909.70 and 27,717.40

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Solution

The fourth proportional to 53,961.40, 80,909.70 and 27,717.40 is: 41,559.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,961.40 : 80,909.70 = 27,717.40 : x
  2. Step 2: Convert to fraction form
    53,961.40/80,909.70 = 27,717.40/x
  3. Step 3: Cross multiply
    53,961.40x = 80,909.70 × 27,717.40
  4. Step 4: Simplify right side
    53,961.40x = 2,242,606,518.78
  5. Step 5: Solve for x
    x = 2,242,606,518.78/53,961.40
  6. Step 6: Final answer
    x = 41,559.46

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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.