Home / 157,486.70-236,230.94-39,158.06

Finding the Fourth Proportional to 157,486.70, 236,230.94 and 39,158.06

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Solution

The fourth proportional to 157,486.70, 236,230.94 and 39,158.06 is: 58,737.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,486.70 : 236,230.94 = 39,158.06 : x
  2. Step 2: Convert to fraction form
    157,486.70/236,230.94 = 39,158.06/x
  3. Step 3: Cross multiply
    157,486.70x = 236,230.94 × 39,158.06
  4. Step 4: Simplify right side
    157,486.70x = 9,250,344,239.12
  5. Step 5: Solve for x
    x = 9,250,344,239.12/157,486.70
  6. Step 6: Final answer
    x = 58,737.30

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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.