Home / 57,016.46-78,663.42-36,898.76

Finding the Fourth Proportional to 57,016.46, 78,663.42 and 36,898.76

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Solution

The fourth proportional to 57,016.46, 78,663.42 and 36,898.76 is: 50,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,016.46 : 78,663.42 = 36,898.76 : x
  2. Step 2: Convert to fraction form
    57,016.46/78,663.42 = 36,898.76/x
  3. Step 3: Cross multiply
    57,016.46x = 78,663.42 × 36,898.76
  4. Step 4: Simplify right side
    57,016.46x = 2,902,582,655.36
  5. Step 5: Solve for x
    x = 2,902,582,655.36/57,016.46
  6. Step 6: Final answer
    x = 50,907.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.