Home / 158,137.92-237,158.10-83,217.42

Finding the Fourth Proportional to 158,137.92, 237,158.10 and 83,217.42

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Solution

The fourth proportional to 158,137.92, 237,158.10 and 83,217.42 is: 124,800.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,137.92 : 237,158.10 = 83,217.42 : x
  2. Step 2: Convert to fraction form
    158,137.92/237,158.10 = 83,217.42/x
  3. Step 3: Cross multiply
    158,137.92x = 237,158.10 × 83,217.42
  4. Step 4: Simplify right side
    158,137.92x = 19,735,685,214.10
  5. Step 5: Solve for x
    x = 19,735,685,214.10/158,137.92
  6. Step 6: Final answer
    x = 124,800.46

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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.