Home / 102,524.51-153,773.25-30,475.89

Finding the Fourth Proportional to 102,524.51, 153,773.25 and 30,475.89

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Solution

The fourth proportional to 102,524.51, 153,773.25 and 30,475.89 is: 45,709.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,524.51 : 153,773.25 = 30,475.89 : x
  2. Step 2: Convert to fraction form
    102,524.51/153,773.25 = 30,475.89/x
  3. Step 3: Cross multiply
    102,524.51x = 153,773.25 × 30,475.89
  4. Step 4: Simplify right side
    102,524.51x = 4,686,376,651.94
  5. Step 5: Solve for x
    x = 4,686,376,651.94/102,524.51
  6. Step 6: Final answer
    x = 45,709.82

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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.