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Finding the Fourth Proportional to 191,798.02, 264,671.58 and 106,898.68

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Solution

The fourth proportional to 191,798.02, 264,671.58 and 106,898.68 is: 147,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,798.02 : 264,671.58 = 106,898.68 : x
  2. Step 2: Convert to fraction form
    191,798.02/264,671.58 = 106,898.68/x
  3. Step 3: Cross multiply
    191,798.02x = 264,671.58 × 106,898.68
  4. Step 4: Simplify right side
    191,798.02x = 28,293,042,535.51
  5. Step 5: Solve for x
    x = 28,293,042,535.51/191,798.02
  6. Step 6: Final answer
    x = 147,514.78

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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.