Home / 43,687.79-60,164.37-39,343.89

Finding the Fourth Proportional to 43,687.79, 60,164.37 and 39,343.89

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Solution

The fourth proportional to 43,687.79, 60,164.37 and 39,343.89 is: 54,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,687.79 : 60,164.37 = 39,343.89 : x
  2. Step 2: Convert to fraction form
    43,687.79/60,164.37 = 39,343.89/x
  3. Step 3: Cross multiply
    43,687.79x = 60,164.37 × 39,343.89
  4. Step 4: Simplify right side
    43,687.79x = 2,367,100,580.82
  5. Step 5: Solve for x
    x = 2,367,100,580.82/43,687.79
  6. Step 6: Final answer
    x = 54,182.20

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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.