Home / 49,862.92-74,794.17-20,280.50

Finding the Fourth Proportional to 49,862.92, 74,794.17 and 20,280.50

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Solution

The fourth proportional to 49,862.92, 74,794.17 and 20,280.50 is: 30,420.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,862.92 : 74,794.17 = 20,280.50 : x
  2. Step 2: Convert to fraction form
    49,862.92/74,794.17 = 20,280.50/x
  3. Step 3: Cross multiply
    49,862.92x = 74,794.17 × 20,280.50
  4. Step 4: Simplify right side
    49,862.92x = 1,516,863,427.72
  5. Step 5: Solve for x
    x = 1,516,863,427.72/49,862.92
  6. Step 6: Final answer
    x = 30,420.67

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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.