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Finding the Fourth Proportional to 101,126.60, 151,814.70 and 63,686.60

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Solution

The fourth proportional to 101,126.60, 151,814.70 and 63,686.60 is: 95,608.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,126.60 : 151,814.70 = 63,686.60 : x
  2. Step 2: Convert to fraction form
    101,126.60/151,814.70 = 63,686.60/x
  3. Step 3: Cross multiply
    101,126.60x = 151,814.70 × 63,686.60
  4. Step 4: Simplify right side
    101,126.60x = 9,668,562,073.02
  5. Step 5: Solve for x
    x = 9,668,562,073.02/101,126.60
  6. Step 6: Final answer
    x = 95,608.50

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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.