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Finding the Fourth Proportional to 106,211.60, 159,317.40 and 101,027.60

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Solution

The fourth proportional to 106,211.60, 159,317.40 and 101,027.60 is: 151,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,211.60 : 159,317.40 = 101,027.60 : x
  2. Step 2: Convert to fraction form
    106,211.60/159,317.40 = 101,027.60/x
  3. Step 3: Cross multiply
    106,211.60x = 159,317.40 × 101,027.60
  4. Step 4: Simplify right side
    106,211.60x = 16,095,454,560.24
  5. Step 5: Solve for x
    x = 16,095,454,560.24/106,211.60
  6. Step 6: Final answer
    x = 151,541.40

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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.