Home / 89,943.88-124,137.14-52,240

Finding the Fourth Proportional to 89,943.88, 124,137.14 and 52,240

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Solution

The fourth proportional to 89,943.88, 124,137.14 and 52,240 is: 72,099.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,943.88 : 124,137.14 = 52,240 : x
  2. Step 2: Convert to fraction form
    89,943.88/124,137.14 = 52,240/x
  3. Step 3: Cross multiply
    89,943.88x = 124,137.14 × 52,240
  4. Step 4: Simplify right side
    89,943.88x = 6,484,924,193.60
  5. Step 5: Solve for x
    x = 6,484,924,193.60/89,943.88
  6. Step 6: Final answer
    x = 72,099.67

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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.