Home / 175,763.45-242,558-107,817.89

Finding the Fourth Proportional to 175,763.45, 242,558 and 107,817.89

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Solution

The fourth proportional to 175,763.45, 242,558 and 107,817.89 is: 148,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,763.45 : 242,558 = 107,817.89 : x
  2. Step 2: Convert to fraction form
    175,763.45/242,558 = 107,817.89/x
  3. Step 3: Cross multiply
    175,763.45x = 242,558 × 107,817.89
  4. Step 4: Simplify right side
    175,763.45x = 26,152,091,762.62
  5. Step 5: Solve for x
    x = 26,152,091,762.62/175,763.45
  6. Step 6: Final answer
    x = 148,791.41

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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.