Home / 64,005.12-95,247.36-61,516.80

Finding the Fourth Proportional to 64,005.12, 95,247.36 and 61,516.80

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Solution

The fourth proportional to 64,005.12, 95,247.36 and 61,516.80 is: 91,544.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,005.12 : 95,247.36 = 61,516.80 : x
  2. Step 2: Convert to fraction form
    64,005.12/95,247.36 = 61,516.80/x
  3. Step 3: Cross multiply
    64,005.12x = 95,247.36 × 61,516.80
  4. Step 4: Simplify right side
    64,005.12x = 5,859,312,795.65
  5. Step 5: Solve for x
    x = 5,859,312,795.65/64,005.12
  6. Step 6: Final answer
    x = 91,544.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.