Home / 121,861.14-182,806.75-59,484.50

Finding the Fourth Proportional to 121,861.14, 182,806.75 and 59,484.50

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Solution

The fourth proportional to 121,861.14, 182,806.75 and 59,484.50 is: 89,234.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,861.14 : 182,806.75 = 59,484.50 : x
  2. Step 2: Convert to fraction form
    121,861.14/182,806.75 = 59,484.50/x
  3. Step 3: Cross multiply
    121,861.14x = 182,806.75 × 59,484.50
  4. Step 4: Simplify right side
    121,861.14x = 10,874,168,120.38
  5. Step 5: Solve for x
    x = 10,874,168,120.38/121,861.14
  6. Step 6: Final answer
    x = 89,234.09

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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.