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Finding the Fourth Proportional to 191,714.96, 264,586.33 and 115,258.96

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Solution

The fourth proportional to 191,714.96, 264,586.33 and 115,258.96 is: 159,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,714.96 : 264,586.33 = 115,258.96 : x
  2. Step 2: Convert to fraction form
    191,714.96/264,586.33 = 115,258.96/x
  3. Step 3: Cross multiply
    191,714.96x = 264,586.33 × 115,258.96
  4. Step 4: Simplify right side
    191,714.96x = 30,495,945,700.82
  5. Step 5: Solve for x
    x = 30,495,945,700.82/191,714.96
  6. Step 6: Final answer
    x = 159,069.20

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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.