Home / 162,581.51-224,371.20-90,957.26

Finding the Fourth Proportional to 162,581.51, 224,371.20 and 90,957.26

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Solution

The fourth proportional to 162,581.51, 224,371.20 and 90,957.26 is: 125,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,581.51 : 224,371.20 = 90,957.26 : x
  2. Step 2: Convert to fraction form
    162,581.51/224,371.20 = 90,957.26/x
  3. Step 3: Cross multiply
    162,581.51x = 224,371.20 × 90,957.26
  4. Step 4: Simplify right side
    162,581.51x = 20,408,188,453.06
  5. Step 5: Solve for x
    x = 20,408,188,453.06/162,581.51
  6. Step 6: Final answer
    x = 125,525.89

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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.