Home / 43,274.42-64,780.14-38,637.98

Finding the Fourth Proportional to 43,274.42, 64,780.14 and 38,637.98

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Solution

The fourth proportional to 43,274.42, 64,780.14 and 38,637.98 is: 57,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,274.42 : 64,780.14 = 38,637.98 : x
  2. Step 2: Convert to fraction form
    43,274.42/64,780.14 = 38,637.98/x
  3. Step 3: Cross multiply
    43,274.42x = 64,780.14 × 38,637.98
  4. Step 4: Simplify right side
    43,274.42x = 2,502,973,753.72
  5. Step 5: Solve for x
    x = 2,502,973,753.72/43,274.42
  6. Step 6: Final answer
    x = 57,839.57

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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.