Home / 291,922.10-437,883.15-192,194.90

Finding the Fourth Proportional to 291,922.10, 437,883.15 and 192,194.90

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Solution

The fourth proportional to 291,922.10, 437,883.15 and 192,194.90 is: 288,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,922.10 : 437,883.15 = 192,194.90 : x
  2. Step 2: Convert to fraction form
    291,922.10/437,883.15 = 192,194.90/x
  3. Step 3: Cross multiply
    291,922.10x = 437,883.15 × 192,194.90
  4. Step 4: Simplify right side
    291,922.10x = 84,158,908,225.94
  5. Step 5: Solve for x
    x = 84,158,908,225.94/291,922.10
  6. Step 6: Final answer
    x = 288,292.35

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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.