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Finding the Fourth Proportional to 106,847.96, 148,124.47 and 101,159.94

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Solution

The fourth proportional to 106,847.96, 148,124.47 and 101,159.94 is: 140,239.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,847.96 : 148,124.47 = 101,159.94 : x
  2. Step 2: Convert to fraction form
    106,847.96/148,124.47 = 101,159.94/x
  3. Step 3: Cross multiply
    106,847.96x = 148,124.47 × 101,159.94
  4. Step 4: Simplify right side
    106,847.96x = 14,984,262,441.29
  5. Step 5: Solve for x
    x = 14,984,262,441.29/106,847.96
  6. Step 6: Final answer
    x = 140,239.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.