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Finding the Fourth Proportional to 191,792.40, 264,676.98 and 106,900.32

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Solution

The fourth proportional to 191,792.40, 264,676.98 and 106,900.32 is: 147,524.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,792.40 : 264,676.98 = 106,900.32 : x
  2. Step 2: Convert to fraction form
    191,792.40/264,676.98 = 106,900.32/x
  3. Step 3: Cross multiply
    191,792.40x = 264,676.98 × 106,900.32
  4. Step 4: Simplify right side
    191,792.40x = 28,294,053,858.63
  5. Step 5: Solve for x
    x = 28,294,053,858.63/191,792.40
  6. Step 6: Final answer
    x = 147,524.37

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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.