Home / 327,082.16-490,623.23-102,444.45

Finding the Fourth Proportional to 327,082.16, 490,623.23 and 102,444.45

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Solution

The fourth proportional to 327,082.16, 490,623.23 and 102,444.45 is: 153,666.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,082.16 : 490,623.23 = 102,444.45 : x
  2. Step 2: Convert to fraction form
    327,082.16/490,623.23 = 102,444.45/x
  3. Step 3: Cross multiply
    327,082.16x = 490,623.23 × 102,444.45
  4. Step 4: Simplify right side
    327,082.16x = 50,261,627,210.68
  5. Step 5: Solve for x
    x = 50,261,627,210.68/327,082.16
  6. Step 6: Final answer
    x = 153,666.68

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Similar ratio
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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.