Home / 225,669.01-338,315.91-105,666.96

Finding the Fourth Proportional to 225,669.01, 338,315.91 and 105,666.96

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Solution

The fourth proportional to 225,669.01, 338,315.91 and 105,666.96 is: 158,412.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,669.01 : 338,315.91 = 105,666.96 : x
  2. Step 2: Convert to fraction form
    225,669.01/338,315.91 = 105,666.96/x
  3. Step 3: Cross multiply
    225,669.01x = 338,315.91 × 105,666.96
  4. Step 4: Simplify right side
    225,669.01x = 35,748,812,638.79
  5. Step 5: Solve for x
    x = 35,748,812,638.79/225,669.01
  6. Step 6: Final answer
    x = 158,412.59

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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.