Home / 199,521.52-275,116.43-163,109.32

Finding the Fourth Proportional to 199,521.52, 275,116.43 and 163,109.32

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Solution

The fourth proportional to 199,521.52, 275,116.43 and 163,109.32 is: 224,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,521.52 : 275,116.43 = 163,109.32 : x
  2. Step 2: Convert to fraction form
    199,521.52/275,116.43 = 163,109.32/x
  3. Step 3: Cross multiply
    199,521.52x = 275,116.43 × 163,109.32
  4. Step 4: Simplify right side
    199,521.52x = 44,874,053,818.13
  5. Step 5: Solve for x
    x = 44,874,053,818.13/199,521.52
  6. Step 6: Final answer
    x = 224,908.34

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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.