Home / 291,054.08-436,653.79-101,517.17

Finding the Fourth Proportional to 291,054.08, 436,653.79 and 101,517.17

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Solution

The fourth proportional to 291,054.08, 436,653.79 and 101,517.17 is: 152,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,054.08 : 436,653.79 = 101,517.17 : x
  2. Step 2: Convert to fraction form
    291,054.08/436,653.79 = 101,517.17/x
  3. Step 3: Cross multiply
    291,054.08x = 436,653.79 × 101,517.17
  4. Step 4: Simplify right side
    291,054.08x = 44,327,857,868.42
  5. Step 5: Solve for x
    x = 44,327,857,868.42/291,054.08
  6. Step 6: Final answer
    x = 152,301.10

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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.