Home / 196,225.60-294,338.40-140,929.60

Finding the Fourth Proportional to 196,225.60, 294,338.40 and 140,929.60

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Solution

The fourth proportional to 196,225.60, 294,338.40 and 140,929.60 is: 211,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,225.60 : 294,338.40 = 140,929.60 : x
  2. Step 2: Convert to fraction form
    196,225.60/294,338.40 = 140,929.60/x
  3. Step 3: Cross multiply
    196,225.60x = 294,338.40 × 140,929.60
  4. Step 4: Simplify right side
    196,225.60x = 41,480,992,976.64
  5. Step 5: Solve for x
    x = 41,480,992,976.64/196,225.60
  6. Step 6: Final answer
    x = 211,394.40

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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.