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Finding the Fourth Proportional to 194,930.70, 292,406.68 and 61,801.32

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Solution

The fourth proportional to 194,930.70, 292,406.68 and 61,801.32 is: 92,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,930.70 : 292,406.68 = 61,801.32 : x
  2. Step 2: Convert to fraction form
    194,930.70/292,406.68 = 61,801.32/x
  3. Step 3: Cross multiply
    194,930.70x = 292,406.68 × 61,801.32
  4. Step 4: Simplify right side
    194,930.70x = 18,071,118,800.82
  5. Step 5: Solve for x
    x = 18,071,118,800.82/194,930.70
  6. Step 6: Final answer
    x = 92,705.35

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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.