Home / 38,748.98-53,124.21-38,049.14

Finding the Fourth Proportional to 38,748.98, 53,124.21 and 38,049.14

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Solution

The fourth proportional to 38,748.98, 53,124.21 and 38,049.14 is: 52,164.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,748.98 : 53,124.21 = 38,049.14 : x
  2. Step 2: Convert to fraction form
    38,748.98/53,124.21 = 38,049.14/x
  3. Step 3: Cross multiply
    38,748.98x = 53,124.21 × 38,049.14
  4. Step 4: Simplify right side
    38,748.98x = 2,021,330,313.43
  5. Step 5: Solve for x
    x = 2,021,330,313.43/38,748.98
  6. Step 6: Final answer
    x = 52,164.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.