Home / 163,195.64-225,148.04-120,277.58

Finding the Fourth Proportional to 163,195.64, 225,148.04 and 120,277.58

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Solution

The fourth proportional to 163,195.64, 225,148.04 and 120,277.58 is: 165,937.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,195.64 : 225,148.04 = 120,277.58 : x
  2. Step 2: Convert to fraction form
    163,195.64/225,148.04 = 120,277.58/x
  3. Step 3: Cross multiply
    163,195.64x = 225,148.04 × 120,277.58
  4. Step 4: Simplify right side
    163,195.64x = 27,080,261,392.94
  5. Step 5: Solve for x
    x = 27,080,261,392.94/163,195.64
  6. Step 6: Final answer
    x = 165,937.41

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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.