Home / 64,621.92-96,932.90-20,248.67

Finding the Fourth Proportional to 64,621.92, 96,932.90 and 20,248.67

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Solution

The fourth proportional to 64,621.92, 96,932.90 and 20,248.67 is: 30,373.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,621.92 : 96,932.90 = 20,248.67 : x
  2. Step 2: Convert to fraction form
    64,621.92/96,932.90 = 20,248.67/x
  3. Step 3: Cross multiply
    64,621.92x = 96,932.90 × 20,248.67
  4. Step 4: Simplify right side
    64,621.92x = 1,962,761,718.34
  5. Step 5: Solve for x
    x = 1,962,761,718.34/64,621.92
  6. Step 6: Final answer
    x = 30,373.00

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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.