Home / 170,268.32-234,999.42-98,692.40

Finding the Fourth Proportional to 170,268.32, 234,999.42 and 98,692.40

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Solution

The fourth proportional to 170,268.32, 234,999.42 and 98,692.40 is: 136,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,268.32 : 234,999.42 = 98,692.40 : x
  2. Step 2: Convert to fraction form
    170,268.32/234,999.42 = 98,692.40/x
  3. Step 3: Cross multiply
    170,268.32x = 234,999.42 × 98,692.40
  4. Step 4: Simplify right side
    170,268.32x = 23,192,656,758.41
  5. Step 5: Solve for x
    x = 23,192,656,758.41/170,268.32
  6. Step 6: Final answer
    x = 136,212.40

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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.