Home / 124,214.18-186,324.30-45,328.38

Finding the Fourth Proportional to 124,214.18, 186,324.30 and 45,328.38

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Solution

The fourth proportional to 124,214.18, 186,324.30 and 45,328.38 is: 67,993.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,214.18 : 186,324.30 = 45,328.38 : x
  2. Step 2: Convert to fraction form
    124,214.18/186,324.30 = 45,328.38/x
  3. Step 3: Cross multiply
    124,214.18x = 186,324.30 × 45,328.38
  4. Step 4: Simplify right side
    124,214.18x = 8,445,777,974.92
  5. Step 5: Solve for x
    x = 8,445,777,974.92/124,214.18
  6. Step 6: Final answer
    x = 67,993.67

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1.5x scale

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.