Home / 191,986.84-264,941.04-107,103.97

Finding the Fourth Proportional to 191,986.84, 264,941.04 and 107,103.97

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Solution

The fourth proportional to 191,986.84, 264,941.04 and 107,103.97 is: 147,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,986.84 : 264,941.04 = 107,103.97 : x
  2. Step 2: Convert to fraction form
    191,986.84/264,941.04 = 107,103.97/x
  3. Step 3: Cross multiply
    191,986.84x = 264,941.04 × 107,103.97
  4. Step 4: Simplify right side
    191,986.84x = 28,376,237,199.93
  5. Step 5: Solve for x
    x = 28,376,237,199.93/191,986.84
  6. Step 6: Final answer
    x = 147,803.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.