Home / 196,219.40-294,026.70-146,064.20

Finding the Fourth Proportional to 196,219.40, 294,026.70 and 146,064.20

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Solution

The fourth proportional to 196,219.40, 294,026.70 and 146,064.20 is: 218,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,219.40 : 294,026.70 = 146,064.20 : x
  2. Step 2: Convert to fraction form
    196,219.40/294,026.70 = 146,064.20/x
  3. Step 3: Cross multiply
    196,219.40x = 294,026.70 × 146,064.20
  4. Step 4: Simplify right side
    196,219.40x = 42,946,774,714.14
  5. Step 5: Solve for x
    x = 42,946,774,714.14/196,219.40
  6. Step 6: Final answer
    x = 218,871.20

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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.