Home / 118,396.03-163,394.06-67,413.21

Finding the Fourth Proportional to 118,396.03, 163,394.06 and 67,413.21

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Solution

The fourth proportional to 118,396.03, 163,394.06 and 67,413.21 is: 93,034.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,396.03 : 163,394.06 = 67,413.21 : x
  2. Step 2: Convert to fraction form
    118,396.03/163,394.06 = 67,413.21/x
  3. Step 3: Cross multiply
    118,396.03x = 163,394.06 × 67,413.21
  4. Step 4: Simplify right side
    118,396.03x = 11,014,918,428.03
  5. Step 5: Solve for x
    x = 11,014,918,428.03/118,396.03
  6. Step 6: Final answer
    x = 93,034.53

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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.