Home / 51,999.60-78,001.56-43,295.88

Finding the Fourth Proportional to 51,999.60, 78,001.56 and 43,295.88

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Solution

The fourth proportional to 51,999.60, 78,001.56 and 43,295.88 is: 64,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,999.60 : 78,001.56 = 43,295.88 : x
  2. Step 2: Convert to fraction form
    51,999.60/78,001.56 = 43,295.88/x
  3. Step 3: Cross multiply
    51,999.60x = 78,001.56 × 43,295.88
  4. Step 4: Simplify right side
    51,999.60x = 3,377,146,181.57
  5. Step 5: Solve for x
    x = 3,377,146,181.57/51,999.60
  6. Step 6: Final answer
    x = 64,945.62

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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.