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Finding the Fourth Proportional to 106,870.84, 160,152.90 and 60,025.12

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Solution

The fourth proportional to 106,870.84, 160,152.90 and 60,025.12 is: 89,951.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,870.84 : 160,152.90 = 60,025.12 : x
  2. Step 2: Convert to fraction form
    106,870.84/160,152.90 = 60,025.12/x
  3. Step 3: Cross multiply
    106,870.84x = 160,152.90 × 60,025.12
  4. Step 4: Simplify right side
    106,870.84x = 9,613,197,040.85
  5. Step 5: Solve for x
    x = 9,613,197,040.85/106,870.84
  6. Step 6: Final answer
    x = 89,951.54

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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.