Home / 53,897.68-80,803.32-36,146.80

Finding the Fourth Proportional to 53,897.68, 80,803.32 and 36,146.80

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Solution

The fourth proportional to 53,897.68, 80,803.32 and 36,146.80 is: 54,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,897.68 : 80,803.32 = 36,146.80 : x
  2. Step 2: Convert to fraction form
    53,897.68/80,803.32 = 36,146.80/x
  3. Step 3: Cross multiply
    53,897.68x = 80,803.32 × 36,146.80
  4. Step 4: Simplify right side
    53,897.68x = 2,920,781,447.38
  5. Step 5: Solve for x
    x = 2,920,781,447.38/53,897.68
  6. Step 6: Final answer
    x = 54,191.23

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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.