Home / 53,248.41-79,793.73-21,620.01

Finding the Fourth Proportional to 53,248.41, 79,793.73 and 21,620.01

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Solution

The fourth proportional to 53,248.41, 79,793.73 and 21,620.01 is: 32,397.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,248.41 : 79,793.73 = 21,620.01 : x
  2. Step 2: Convert to fraction form
    53,248.41/79,793.73 = 21,620.01/x
  3. Step 3: Cross multiply
    53,248.41x = 79,793.73 × 21,620.01
  4. Step 4: Simplify right side
    53,248.41x = 1,725,141,240.54
  5. Step 5: Solve for x
    x = 1,725,141,240.54/53,248.41
  6. Step 6: Final answer
    x = 32,397.99

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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.