Home / 163,862.12-245,791.56-75,090.44

Finding the Fourth Proportional to 163,862.12, 245,791.56 and 75,090.44

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Solution

The fourth proportional to 163,862.12, 245,791.56 and 75,090.44 is: 112,634.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,862.12 : 245,791.56 = 75,090.44 : x
  2. Step 2: Convert to fraction form
    163,862.12/245,791.56 = 75,090.44/x
  3. Step 3: Cross multiply
    163,862.12x = 245,791.56 × 75,090.44
  4. Step 4: Simplify right side
    163,862.12x = 18,456,596,388.69
  5. Step 5: Solve for x
    x = 18,456,596,388.69/163,862.12
  6. Step 6: Final answer
    x = 112,634.92

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1.5x scale

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.