Home / 242,225.25-363,396.60-76,013.25

Finding the Fourth Proportional to 242,225.25, 363,396.60 and 76,013.25

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Solution

The fourth proportional to 242,225.25, 363,396.60 and 76,013.25 is: 114,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,225.25 : 363,396.60 = 76,013.25 : x
  2. Step 2: Convert to fraction form
    242,225.25/363,396.60 = 76,013.25/x
  3. Step 3: Cross multiply
    242,225.25x = 363,396.60 × 76,013.25
  4. Step 4: Simplify right side
    242,225.25x = 27,622,956,604.95
  5. Step 5: Solve for x
    x = 27,622,956,604.95/242,225.25
  6. Step 6: Final answer
    x = 114,038.30

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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.