Home / 133,014.57-199,519.74-61,897.43

Finding the Fourth Proportional to 133,014.57, 199,519.74 and 61,897.43

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Solution

The fourth proportional to 133,014.57, 199,519.74 and 61,897.43 is: 92,845.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,014.57 : 199,519.74 = 61,897.43 : x
  2. Step 2: Convert to fraction form
    133,014.57/199,519.74 = 61,897.43/x
  3. Step 3: Cross multiply
    133,014.57x = 199,519.74 × 61,897.43
  4. Step 4: Simplify right side
    133,014.57x = 12,349,758,142.67
  5. Step 5: Solve for x
    x = 12,349,758,142.67/133,014.57
  6. Step 6: Final answer
    x = 92,845.15

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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.