Home / 202,045.50-303,069.76-89,695.52

Finding the Fourth Proportional to 202,045.50, 303,069.76 and 89,695.52

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Solution

The fourth proportional to 202,045.50, 303,069.76 and 89,695.52 is: 134,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,045.50 : 303,069.76 = 89,695.52 : x
  2. Step 2: Convert to fraction form
    202,045.50/303,069.76 = 89,695.52/x
  3. Step 3: Cross multiply
    202,045.50x = 303,069.76 × 89,695.52
  4. Step 4: Simplify right side
    202,045.50x = 27,183,999,719.48
  5. Step 5: Solve for x
    x = 27,183,999,719.48/202,045.50
  6. Step 6: Final answer
    x = 134,543.95

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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.