Home / 175,486.44-242,171.33-99,021.77

Finding the Fourth Proportional to 175,486.44, 242,171.33 and 99,021.77

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Solution

The fourth proportional to 175,486.44, 242,171.33 and 99,021.77 is: 136,650.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,486.44 : 242,171.33 = 99,021.77 : x
  2. Step 2: Convert to fraction form
    175,486.44/242,171.33 = 99,021.77/x
  3. Step 3: Cross multiply
    175,486.44x = 242,171.33 × 99,021.77
  4. Step 4: Simplify right side
    175,486.44x = 23,980,232,033.89
  5. Step 5: Solve for x
    x = 23,980,232,033.89/175,486.44
  6. Step 6: Final answer
    x = 136,650.06

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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.