Home / 118,519.04-163,597.44-68,238.08

Finding the Fourth Proportional to 118,519.04, 163,597.44 and 68,238.08

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Solution

The fourth proportional to 118,519.04, 163,597.44 and 68,238.08 is: 94,192.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,519.04 : 163,597.44 = 68,238.08 : x
  2. Step 2: Convert to fraction form
    118,519.04/163,597.44 = 68,238.08/x
  3. Step 3: Cross multiply
    118,519.04x = 163,597.44 × 68,238.08
  4. Step 4: Simplify right side
    118,519.04x = 11,163,575,198.52
  5. Step 5: Solve for x
    x = 11,163,575,198.52/118,519.04
  6. Step 6: Final answer
    x = 94,192.25

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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.