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Finding the Fourth Proportional to 162,383.90, 224,088.41 and 89,788.67

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Solution

The fourth proportional to 162,383.90, 224,088.41 and 89,788.67 is: 123,907.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,383.90 : 224,088.41 = 89,788.67 : x
  2. Step 2: Convert to fraction form
    162,383.90/224,088.41 = 89,788.67/x
  3. Step 3: Cross multiply
    162,383.90x = 224,088.41 × 89,788.67
  4. Step 4: Simplify right side
    162,383.90x = 20,120,598,726.93
  5. Step 5: Solve for x
    x = 20,120,598,726.93/162,383.90
  6. Step 6: Final answer
    x = 123,907.59

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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.