Home / 148,712.17-223,289.70-60,138.67

Finding the Fourth Proportional to 148,712.17, 223,289.70 and 60,138.67

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Solution

The fourth proportional to 148,712.17, 223,289.70 and 60,138.67 is: 90,297.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,712.17 : 223,289.70 = 60,138.67 : x
  2. Step 2: Convert to fraction form
    148,712.17/223,289.70 = 60,138.67/x
  3. Step 3: Cross multiply
    148,712.17x = 223,289.70 × 60,138.67
  4. Step 4: Simplify right side
    148,712.17x = 13,428,345,582.70
  5. Step 5: Solve for x
    x = 13,428,345,582.70/148,712.17
  6. Step 6: Final answer
    x = 90,297.56

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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.