Home / 106,245.65-146,618.79-58,499.03

Finding the Fourth Proportional to 106,245.65, 146,618.79 and 58,499.03

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Solution

The fourth proportional to 106,245.65, 146,618.79 and 58,499.03 is: 80,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,245.65 : 146,618.79 = 58,499.03 : x
  2. Step 2: Convert to fraction form
    106,245.65/146,618.79 = 58,499.03/x
  3. Step 3: Cross multiply
    106,245.65x = 146,618.79 × 58,499.03
  4. Step 4: Simplify right side
    106,245.65x = 8,577,056,994.77
  5. Step 5: Solve for x
    x = 8,577,056,994.77/106,245.65
  6. Step 6: Final answer
    x = 80,728.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.