Home / 49,945.02-74,861.01-20,325.66

Finding the Fourth Proportional to 49,945.02, 74,861.01 and 20,325.66

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Solution

The fourth proportional to 49,945.02, 74,861.01 and 20,325.66 is: 30,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,945.02 : 74,861.01 = 20,325.66 : x
  2. Step 2: Convert to fraction form
    49,945.02/74,861.01 = 20,325.66/x
  3. Step 3: Cross multiply
    49,945.02x = 74,861.01 × 20,325.66
  4. Step 4: Simplify right side
    49,945.02x = 1,521,599,436.52
  5. Step 5: Solve for x
    x = 1,521,599,436.52/49,945.02
  6. Step 6: Final answer
    x = 30,465.49

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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.