Home / 194,909.72-292,364.60-47,165.72

Finding the Fourth Proportional to 194,909.72, 292,364.60 and 47,165.72

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Solution

The fourth proportional to 194,909.72, 292,364.60 and 47,165.72 is: 70,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,909.72 : 292,364.60 = 47,165.72 : x
  2. Step 2: Convert to fraction form
    194,909.72/292,364.60 = 47,165.72/x
  3. Step 3: Cross multiply
    194,909.72x = 292,364.60 × 47,165.72
  4. Step 4: Simplify right side
    194,909.72x = 13,789,586,861.51
  5. Step 5: Solve for x
    x = 13,789,586,861.51/194,909.72
  6. Step 6: Final answer
    x = 70,748.58

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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.