Home / 65,570.09-98,331.03-23,438.80

Finding the Fourth Proportional to 65,570.09, 98,331.03 and 23,438.80

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Solution

The fourth proportional to 65,570.09, 98,331.03 and 23,438.80 is: 35,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,570.09 : 98,331.03 = 23,438.80 : x
  2. Step 2: Convert to fraction form
    65,570.09/98,331.03 = 23,438.80/x
  3. Step 3: Cross multiply
    65,570.09x = 98,331.03 × 23,438.80
  4. Step 4: Simplify right side
    65,570.09x = 2,304,761,345.96
  5. Step 5: Solve for x
    x = 2,304,761,345.96/65,570.09
  6. Step 6: Final answer
    x = 35,149.58

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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.