Home / 170,845.40-256,268.10-46,186.40

Finding the Fourth Proportional to 170,845.40, 256,268.10 and 46,186.40

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Solution

The fourth proportional to 170,845.40, 256,268.10 and 46,186.40 is: 69,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,845.40 : 256,268.10 = 46,186.40 : x
  2. Step 2: Convert to fraction form
    170,845.40/256,268.10 = 46,186.40/x
  3. Step 3: Cross multiply
    170,845.40x = 256,268.10 × 46,186.40
  4. Step 4: Simplify right side
    170,845.40x = 11,836,100,973.84
  5. Step 5: Solve for x
    x = 11,836,100,973.84/170,845.40
  6. Step 6: Final answer
    x = 69,279.60

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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.