Home / 223,750.10-335,521.09-81,496.34

Finding the Fourth Proportional to 223,750.10, 335,521.09 and 81,496.34

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Solution

The fourth proportional to 223,750.10, 335,521.09 and 81,496.34 is: 122,206.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,750.10 : 335,521.09 = 81,496.34 : x
  2. Step 2: Convert to fraction form
    223,750.10/335,521.09 = 81,496.34/x
  3. Step 3: Cross multiply
    223,750.10x = 335,521.09 × 81,496.34
  4. Step 4: Simplify right side
    223,750.10x = 27,343,740,827.81
  5. Step 5: Solve for x
    x = 27,343,740,827.81/223,750.10
  6. Step 6: Final answer
    x = 122,206.61

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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.