Home / 170,114.32-234,786.90-98,538.40

Finding the Fourth Proportional to 170,114.32, 234,786.90 and 98,538.40

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Solution

The fourth proportional to 170,114.32, 234,786.90 and 98,538.40 is: 135,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,114.32 : 234,786.90 = 98,538.40 : x
  2. Step 2: Convert to fraction form
    170,114.32/234,786.90 = 98,538.40/x
  3. Step 3: Cross multiply
    170,114.32x = 234,786.90 × 98,538.40
  4. Step 4: Simplify right side
    170,114.32x = 23,135,525,466.96
  5. Step 5: Solve for x
    x = 23,135,525,466.96/170,114.32
  6. Step 6: Final answer
    x = 135,999.87

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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.