Home / 131,753.42-197,630.40-61,681.94

Finding the Fourth Proportional to 131,753.42, 197,630.40 and 61,681.94

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Solution

The fourth proportional to 131,753.42, 197,630.40 and 61,681.94 is: 92,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,753.42 : 197,630.40 = 61,681.94 : x
  2. Step 2: Convert to fraction form
    131,753.42/197,630.40 = 61,681.94/x
  3. Step 3: Cross multiply
    131,753.42x = 197,630.40 × 61,681.94
  4. Step 4: Simplify right side
    131,753.42x = 12,190,226,474.98
  5. Step 5: Solve for x
    x = 12,190,226,474.98/131,753.42
  6. Step 6: Final answer
    x = 92,523.04

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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.