Home / 192,510.04-288,788.82-66,175.96

Finding the Fourth Proportional to 192,510.04, 288,788.82 and 66,175.96

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Solution

The fourth proportional to 192,510.04, 288,788.82 and 66,175.96 is: 99,272.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,510.04 : 288,788.82 = 66,175.96 : x
  2. Step 2: Convert to fraction form
    192,510.04/288,788.82 = 66,175.96/x
  3. Step 3: Cross multiply
    192,510.04x = 288,788.82 × 66,175.96
  4. Step 4: Simplify right side
    192,510.04x = 19,110,877,400.77
  5. Step 5: Solve for x
    x = 19,110,877,400.77/192,510.04
  6. Step 6: Final answer
    x = 99,272.11

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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.