Home / 189,827.41-261,950.57-104,939.41

Finding the Fourth Proportional to 189,827.41, 261,950.57 and 104,939.41

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Solution

The fourth proportional to 189,827.41, 261,950.57 and 104,939.41 is: 144,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,827.41 : 261,950.57 = 104,939.41 : x
  2. Step 2: Convert to fraction form
    189,827.41/261,950.57 = 104,939.41/x
  3. Step 3: Cross multiply
    189,827.41x = 261,950.57 × 104,939.41
  4. Step 4: Simplify right side
    189,827.41x = 27,488,937,872.44
  5. Step 5: Solve for x
    x = 27,488,937,872.44/189,827.41
  6. Step 6: Final answer
    x = 144,810.16

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1.5x scale

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.