Home / 89,881.20-124,037.01-49,596.48

Finding the Fourth Proportional to 89,881.20, 124,037.01 and 49,596.48

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Solution

The fourth proportional to 89,881.20, 124,037.01 and 49,596.48 is: 68,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,881.20 : 124,037.01 = 49,596.48 : x
  2. Step 2: Convert to fraction form
    89,881.20/124,037.01 = 49,596.48/x
  3. Step 3: Cross multiply
    89,881.20x = 124,037.01 × 49,596.48
  4. Step 4: Simplify right side
    89,881.20x = 6,151,799,085.72
  5. Step 5: Solve for x
    x = 6,151,799,085.72/89,881.20
  6. Step 6: Final answer
    x = 68,443.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.