Home / 291,198.06-436,902.18-101,686.36

Finding the Fourth Proportional to 291,198.06, 436,902.18 and 101,686.36

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Solution

The fourth proportional to 291,198.06, 436,902.18 and 101,686.36 is: 152,566.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,198.06 : 436,902.18 = 101,686.36 : x
  2. Step 2: Convert to fraction form
    291,198.06/436,902.18 = 101,686.36/x
  3. Step 3: Cross multiply
    291,198.06x = 436,902.18 × 101,686.36
  4. Step 4: Simplify right side
    291,198.06x = 44,426,992,360.26
  5. Step 5: Solve for x
    x = 44,426,992,360.26/291,198.06
  6. Step 6: Final answer
    x = 152,566.24

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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.