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Finding the Fourth Proportional to 141,354.49, 212,031.55 and 36,173.49

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Solution

The fourth proportional to 141,354.49, 212,031.55 and 36,173.49 is: 54,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,354.49 : 212,031.55 = 36,173.49 : x
  2. Step 2: Convert to fraction form
    141,354.49/212,031.55 = 36,173.49/x
  3. Step 3: Cross multiply
    141,354.49x = 212,031.55 × 36,173.49
  4. Step 4: Simplify right side
    141,354.49x = 7,669,921,153.61
  5. Step 5: Solve for x
    x = 7,669,921,153.61/141,354.49
  6. Step 6: Final answer
    x = 54,260.19

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1.5x scale

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.