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Finding the Fourth Proportional to 212,244.74, 292,894.62 and 116,745.74

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Solution

The fourth proportional to 212,244.74, 292,894.62 and 116,745.74 is: 161,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,244.74 : 292,894.62 = 116,745.74 : x
  2. Step 2: Convert to fraction form
    212,244.74/292,894.62 = 116,745.74/x
  3. Step 3: Cross multiply
    212,244.74x = 292,894.62 × 116,745.74
  4. Step 4: Simplify right side
    212,244.74x = 34,194,199,153.92
  5. Step 5: Solve for x
    x = 34,194,199,153.92/212,244.74
  6. Step 6: Final answer
    x = 161,107.40

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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.