Home / 153,936.45-230,685.98-107,134.65

Finding the Fourth Proportional to 153,936.45, 230,685.98 and 107,134.65

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Solution

The fourth proportional to 153,936.45, 230,685.98 and 107,134.65 is: 160,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,936.45 : 230,685.98 = 107,134.65 : x
  2. Step 2: Convert to fraction form
    153,936.45/230,685.98 = 107,134.65/x
  3. Step 3: Cross multiply
    153,936.45x = 230,685.98 × 107,134.65
  4. Step 4: Simplify right side
    153,936.45x = 24,714,461,191.53
  5. Step 5: Solve for x
    x = 24,714,461,191.53/153,936.45
  6. Step 6: Final answer
    x = 160,549.77

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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.