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Finding the Fourth Proportional to 241,915.03, 333,886.38 and 139,926.31

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Solution

The fourth proportional to 241,915.03, 333,886.38 and 139,926.31 is: 193,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,915.03 : 333,886.38 = 139,926.31 : x
  2. Step 2: Convert to fraction form
    241,915.03/333,886.38 = 139,926.31/x
  3. Step 3: Cross multiply
    241,915.03x = 333,886.38 × 139,926.31
  4. Step 4: Simplify right side
    241,915.03x = 46,719,488,413.03
  5. Step 5: Solve for x
    x = 46,719,488,413.03/241,915.03
  6. Step 6: Final answer
    x = 193,123.55

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1.5x scale

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.