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Finding the Fourth Proportional to 101,123.98, 151,684.75 and 26,237.45

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Solution

The fourth proportional to 101,123.98, 151,684.75 and 26,237.45 is: 39,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,123.98 : 151,684.75 = 26,237.45 : x
  2. Step 2: Convert to fraction form
    101,123.98/151,684.75 = 26,237.45/x
  3. Step 3: Cross multiply
    101,123.98x = 151,684.75 × 26,237.45
  4. Step 4: Simplify right side
    101,123.98x = 3,979,821,455.90
  5. Step 5: Solve for x
    x = 3,979,821,455.90/101,123.98
  6. Step 6: Final answer
    x = 39,355.86

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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.