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Finding the Fourth Proportional to 191,801.02, 264,675.72 and 106,901.68

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Solution

The fourth proportional to 191,801.02, 264,675.72 and 106,901.68 is: 147,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,801.02 : 264,675.72 = 106,901.68 : x
  2. Step 2: Convert to fraction form
    191,801.02/264,675.72 = 106,901.68/x
  3. Step 3: Cross multiply
    191,801.02x = 264,675.72 × 106,901.68
  4. Step 4: Simplify right side
    191,801.02x = 28,294,279,123.21
  5. Step 5: Solve for x
    x = 28,294,279,123.21/191,801.02
  6. Step 6: Final answer
    x = 147,518.92

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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.