Home / 191,828.24-264,717.27-105,787.22

Finding the Fourth Proportional to 191,828.24, 264,717.27 and 105,787.22

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Solution

The fourth proportional to 191,828.24, 264,717.27 and 105,787.22 is: 145,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,828.24 : 264,717.27 = 105,787.22 : x
  2. Step 2: Convert to fraction form
    191,828.24/264,717.27 = 105,787.22/x
  3. Step 3: Cross multiply
    191,828.24x = 264,717.27 × 105,787.22
  4. Step 4: Simplify right side
    191,828.24x = 28,003,704,079.29
  5. Step 5: Solve for x
    x = 28,003,704,079.29/191,828.24
  6. Step 6: Final answer
    x = 145,983.22

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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.