Home / 65,009.52-97,517.93-18,258.75

Finding the Fourth Proportional to 65,009.52, 97,517.93 and 18,258.75

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Solution

The fourth proportional to 65,009.52, 97,517.93 and 18,258.75 is: 27,389.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,009.52 : 97,517.93 = 18,258.75 : x
  2. Step 2: Convert to fraction form
    65,009.52/97,517.93 = 18,258.75/x
  3. Step 3: Cross multiply
    65,009.52x = 97,517.93 × 18,258.75
  4. Step 4: Simplify right side
    65,009.52x = 1,780,555,413.09
  5. Step 5: Solve for x
    x = 1,780,555,413.09/65,009.52
  6. Step 6: Final answer
    x = 27,389.15

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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.