Home / 171,191.04-236,144.64-103,161.60

Finding the Fourth Proportional to 171,191.04, 236,144.64 and 103,161.60

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Solution

The fourth proportional to 171,191.04, 236,144.64 and 103,161.60 is: 142,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,191.04 : 236,144.64 = 103,161.60 : x
  2. Step 2: Convert to fraction form
    171,191.04/236,144.64 = 103,161.60/x
  3. Step 3: Cross multiply
    171,191.04x = 236,144.64 × 103,161.60
  4. Step 4: Simplify right side
    171,191.04x = 24,361,058,893.82
  5. Step 5: Solve for x
    x = 24,361,058,893.82/171,191.04
  6. Step 6: Final answer
    x = 142,303.35

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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.