Home / 175,815.88-242,611.48-99,341.64

Finding the Fourth Proportional to 175,815.88, 242,611.48 and 99,341.64

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Solution

The fourth proportional to 175,815.88, 242,611.48 and 99,341.64 is: 137,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,815.88 : 242,611.48 = 99,341.64 : x
  2. Step 2: Convert to fraction form
    175,815.88/242,611.48 = 99,341.64/x
  3. Step 3: Cross multiply
    175,815.88x = 242,611.48 × 99,341.64
  4. Step 4: Simplify right side
    175,815.88x = 24,101,422,306.03
  5. Step 5: Solve for x
    x = 24,101,422,306.03/175,815.88
  6. Step 6: Final answer
    x = 137,083.31

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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.