Home / 169,869.39-234,413.79-93,387.93

Finding the Fourth Proportional to 169,869.39, 234,413.79 and 93,387.93

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Solution

The fourth proportional to 169,869.39, 234,413.79 and 93,387.93 is: 128,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,869.39 : 234,413.79 = 93,387.93 : x
  2. Step 2: Convert to fraction form
    169,869.39/234,413.79 = 93,387.93/x
  3. Step 3: Cross multiply
    169,869.39x = 234,413.79 × 93,387.93
  4. Step 4: Simplify right side
    169,869.39x = 21,891,418,611.55
  5. Step 5: Solve for x
    x = 21,891,418,611.55/169,869.39
  6. Step 6: Final answer
    x = 128,872.06

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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.