Home / 162,930.23-224,857.04-90,355.85

Finding the Fourth Proportional to 162,930.23, 224,857.04 and 90,355.85

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Solution

The fourth proportional to 162,930.23, 224,857.04 and 90,355.85 is: 124,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,930.23 : 224,857.04 = 90,355.85 : x
  2. Step 2: Convert to fraction form
    162,930.23/224,857.04 = 90,355.85/x
  3. Step 3: Cross multiply
    162,930.23x = 224,857.04 × 90,355.85
  4. Step 4: Simplify right side
    162,930.23x = 20,317,148,977.68
  5. Step 5: Solve for x
    x = 20,317,148,977.68/162,930.23
  6. Step 6: Final answer
    x = 124,698.46

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1.5x scale

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.