Home / 196,255.40-294,080.70-146,100.20

Finding the Fourth Proportional to 196,255.40, 294,080.70 and 146,100.20

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Solution

The fourth proportional to 196,255.40, 294,080.70 and 146,100.20 is: 218,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,255.40 : 294,080.70 = 146,100.20 : x
  2. Step 2: Convert to fraction form
    196,255.40/294,080.70 = 146,100.20/x
  3. Step 3: Cross multiply
    196,255.40x = 294,080.70 × 146,100.20
  4. Step 4: Simplify right side
    196,255.40x = 42,965,249,086.14
  5. Step 5: Solve for x
    x = 42,965,249,086.14/196,255.40
  6. Step 6: Final answer
    x = 218,925.18

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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.