Home / 89,858.56-134,764.76-26,663.74

Finding the Fourth Proportional to 89,858.56, 134,764.76 and 26,663.74

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Solution

The fourth proportional to 89,858.56, 134,764.76 and 26,663.74 is: 39,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,858.56 : 134,764.76 = 26,663.74 : x
  2. Step 2: Convert to fraction form
    89,858.56/134,764.76 = 26,663.74/x
  3. Step 3: Cross multiply
    89,858.56x = 134,764.76 × 26,663.74
  4. Step 4: Simplify right side
    89,858.56x = 3,593,331,847.98
  5. Step 5: Solve for x
    x = 3,593,331,847.98/89,858.56
  6. Step 6: Final answer
    x = 39,988.76

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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.