Home / 163,184.63-225,194.85-99,535.64

Finding the Fourth Proportional to 163,184.63, 225,194.85 and 99,535.64

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Solution

The fourth proportional to 163,184.63, 225,194.85 and 99,535.64 is: 137,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,184.63 : 225,194.85 = 99,535.64 : x
  2. Step 2: Convert to fraction form
    163,184.63/225,194.85 = 99,535.64/x
  3. Step 3: Cross multiply
    163,184.63x = 225,194.85 × 99,535.64
  4. Step 4: Simplify right side
    163,184.63x = 22,414,912,393.48
  5. Step 5: Solve for x
    x = 22,414,912,393.48/163,184.63
  6. Step 6: Final answer
    x = 137,359.22

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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.