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Finding the Fourth Proportional to 64,586.74, 96,889.83 and 23,030.50

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Solution

The fourth proportional to 64,586.74, 96,889.83 and 23,030.50 is: 34,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,586.74 : 96,889.83 = 23,030.50 : x
  2. Step 2: Convert to fraction form
    64,586.74/96,889.83 = 23,030.50/x
  3. Step 3: Cross multiply
    64,586.74x = 96,889.83 × 23,030.50
  4. Step 4: Simplify right side
    64,586.74x = 2,231,421,229.82
  5. Step 5: Solve for x
    x = 2,231,421,229.82/64,586.74
  6. Step 6: Final answer
    x = 34,549.22

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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.