Home / 64,521.46-89,037.32-36,228.34

Finding the Fourth Proportional to 64,521.46, 89,037.32 and 36,228.34

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Solution

The fourth proportional to 64,521.46, 89,037.32 and 36,228.34 is: 49,993.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,521.46 : 89,037.32 = 36,228.34 : x
  2. Step 2: Convert to fraction form
    64,521.46/89,037.32 = 36,228.34/x
  3. Step 3: Cross multiply
    64,521.46x = 89,037.32 × 36,228.34
  4. Step 4: Simplify right side
    64,521.46x = 3,225,674,301.65
  5. Step 5: Solve for x
    x = 3,225,674,301.65/64,521.46
  6. Step 6: Final answer
    x = 49,993.82

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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.