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Finding the Fourth Proportional to 194,951.54, 292,427.35 and 70,292.54

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Solution

The fourth proportional to 194,951.54, 292,427.35 and 70,292.54 is: 105,438.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,951.54 : 292,427.35 = 70,292.54 : x
  2. Step 2: Convert to fraction form
    194,951.54/292,427.35 = 70,292.54/x
  3. Step 3: Cross multiply
    194,951.54x = 292,427.35 × 70,292.54
  4. Step 4: Simplify right side
    194,951.54x = 20,555,461,752.31
  5. Step 5: Solve for x
    x = 20,555,461,752.31/194,951.54
  6. Step 6: Final answer
    x = 105,438.83

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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.