Home / 191,673.27-264,510.91-105,635.35

Finding the Fourth Proportional to 191,673.27, 264,510.91 and 105,635.35

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Solution

The fourth proportional to 191,673.27, 264,510.91 and 105,635.35 is: 145,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,673.27 : 264,510.91 = 105,635.35 : x
  2. Step 2: Convert to fraction form
    191,673.27/264,510.91 = 105,635.35/x
  3. Step 3: Cross multiply
    191,673.27x = 264,510.91 × 105,635.35
  4. Step 4: Simplify right side
    191,673.27x = 27,941,702,556.67
  5. Step 5: Solve for x
    x = 27,941,702,556.67/191,673.27
  6. Step 6: Final answer
    x = 145,777.77

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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.