Home / 147,608.80-221,413.20-118,084.30

Finding the Fourth Proportional to 147,608.80, 221,413.20 and 118,084.30

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Solution

The fourth proportional to 147,608.80, 221,413.20 and 118,084.30 is: 177,126.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,608.80 : 221,413.20 = 118,084.30 : x
  2. Step 2: Convert to fraction form
    147,608.80/221,413.20 = 118,084.30/x
  3. Step 3: Cross multiply
    147,608.80x = 221,413.20 × 118,084.30
  4. Step 4: Simplify right side
    147,608.80x = 26,145,422,732.76
  5. Step 5: Solve for x
    x = 26,145,422,732.76/147,608.80
  6. Step 6: Final answer
    x = 177,126.45

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1.5x scale

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.