Home / 60,276.18-90,413.07-18,723.06

Finding the Fourth Proportional to 60,276.18, 90,413.07 and 18,723.06

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Solution

The fourth proportional to 60,276.18, 90,413.07 and 18,723.06 is: 28,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,276.18 : 90,413.07 = 18,723.06 : x
  2. Step 2: Convert to fraction form
    60,276.18/90,413.07 = 18,723.06/x
  3. Step 3: Cross multiply
    60,276.18x = 90,413.07 × 18,723.06
  4. Step 4: Simplify right side
    60,276.18x = 1,692,809,334.39
  5. Step 5: Solve for x
    x = 1,692,809,334.39/60,276.18
  6. Step 6: Final answer
    x = 28,084.22

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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.