Home / 49,343.68-74,024.66-15,618.20

Finding the Fourth Proportional to 49,343.68, 74,024.66 and 15,618.20

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Solution

The fourth proportional to 49,343.68, 74,024.66 and 15,618.20 is: 23,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,343.68 : 74,024.66 = 15,618.20 : x
  2. Step 2: Convert to fraction form
    49,343.68/74,024.66 = 15,618.20/x
  3. Step 3: Cross multiply
    49,343.68x = 74,024.66 × 15,618.20
  4. Step 4: Simplify right side
    49,343.68x = 1,156,131,944.81
  5. Step 5: Solve for x
    x = 1,156,131,944.81/49,343.68
  6. Step 6: Final answer
    x = 23,430.19

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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.