Home / 285,063.40-393,429.23-164,181.16

Finding the Fourth Proportional to 285,063.40, 393,429.23 and 164,181.16

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Solution

The fourth proportional to 285,063.40, 393,429.23 and 164,181.16 is: 226,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,063.40 : 393,429.23 = 164,181.16 : x
  2. Step 2: Convert to fraction form
    285,063.40/393,429.23 = 164,181.16/x
  3. Step 3: Cross multiply
    285,063.40x = 393,429.23 × 164,181.16
  4. Step 4: Simplify right side
    285,063.40x = 64,593,667,359.31
  5. Step 5: Solve for x
    x = 64,593,667,359.31/285,063.40
  6. Step 6: Final answer
    x = 226,594.04

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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.