Home / 53,305.23-80,008.11-39,222.39

Finding the Fourth Proportional to 53,305.23, 80,008.11 and 39,222.39

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Solution

The fourth proportional to 53,305.23, 80,008.11 and 39,222.39 is: 58,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,305.23 : 80,008.11 = 39,222.39 : x
  2. Step 2: Convert to fraction form
    53,305.23/80,008.11 = 39,222.39/x
  3. Step 3: Cross multiply
    53,305.23x = 80,008.11 × 39,222.39
  4. Step 4: Simplify right side
    53,305.23x = 3,138,109,293.58
  5. Step 5: Solve for x
    x = 3,138,109,293.58/53,305.23
  6. Step 6: Final answer
    x = 58,870.57

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1.5x scale

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.