Home / 38,050.08-52,508.10-21,053.88

Finding the Fourth Proportional to 38,050.08, 52,508.10 and 21,053.88

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Solution

The fourth proportional to 38,050.08, 52,508.10 and 21,053.88 is: 29,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,050.08 : 52,508.10 = 21,053.88 : x
  2. Step 2: Convert to fraction form
    38,050.08/52,508.10 = 21,053.88/x
  3. Step 3: Cross multiply
    38,050.08x = 52,508.10 × 21,053.88
  4. Step 4: Simplify right side
    38,050.08x = 1,105,499,236.43
  5. Step 5: Solve for x
    x = 1,105,499,236.43/38,050.08
  6. Step 6: Final answer
    x = 29,053.80

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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.