Home / 38,099.76-52,577.06-21,103.88

Finding the Fourth Proportional to 38,099.76, 52,577.06 and 21,103.88

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Solution

The fourth proportional to 38,099.76, 52,577.06 and 21,103.88 is: 29,123.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099.76 : 52,577.06 = 21,103.88 : x
  2. Step 2: Convert to fraction form
    38,099.76/52,577.06 = 21,103.88/x
  3. Step 3: Cross multiply
    38,099.76x = 52,577.06 × 21,103.88
  4. Step 4: Simplify right side
    38,099.76x = 1,109,579,964.99
  5. Step 5: Solve for x
    x = 1,109,579,964.99/38,099.76
  6. Step 6: Final answer
    x = 29,123.02

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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.