Home / 62,614.46-86,416.82-38,748.84

Finding the Fourth Proportional to 62,614.46, 86,416.82 and 38,748.84

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Solution

The fourth proportional to 62,614.46, 86,416.82 and 38,748.84 is: 53,478.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,614.46 : 86,416.82 = 38,748.84 : x
  2. Step 2: Convert to fraction form
    62,614.46/86,416.82 = 38,748.84/x
  3. Step 3: Cross multiply
    62,614.46x = 86,416.82 × 38,748.84
  4. Step 4: Simplify right side
    62,614.46x = 3,348,551,531.49
  5. Step 5: Solve for x
    x = 3,348,551,531.49/62,614.46
  6. Step 6: Final answer
    x = 53,478.89

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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.