Home / 28,869.86-43,306.47-8,094.98

Finding the Fourth Proportional to 28,869.86, 43,306.47 and 8,094.98

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Solution

The fourth proportional to 28,869.86, 43,306.47 and 8,094.98 is: 12,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,869.86 : 43,306.47 = 8,094.98 : x
  2. Step 2: Convert to fraction form
    28,869.86/43,306.47 = 8,094.98/x
  3. Step 3: Cross multiply
    28,869.86x = 43,306.47 × 8,094.98
  4. Step 4: Simplify right side
    28,869.86x = 350,565,008.52
  5. Step 5: Solve for x
    x = 350,565,008.52/28,869.86
  6. Step 6: Final answer
    x = 12,142.94

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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.