Home / 327,155.23-490,733.01-102,533.16

Finding the Fourth Proportional to 327,155.23, 490,733.01 and 102,533.16

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Solution

The fourth proportional to 327,155.23, 490,733.01 and 102,533.16 is: 153,799.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,155.23 : 490,733.01 = 102,533.16 : x
  2. Step 2: Convert to fraction form
    327,155.23/490,733.01 = 102,533.16/x
  3. Step 3: Cross multiply
    327,155.23x = 490,733.01 × 102,533.16
  4. Step 4: Simplify right side
    327,155.23x = 50,316,406,231.61
  5. Step 5: Solve for x
    x = 50,316,406,231.61/327,155.23
  6. Step 6: Final answer
    x = 153,799.79

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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.