Home / 114,739.65-171,885.33-75,176.82

Finding the Fourth Proportional to 114,739.65, 171,885.33 and 75,176.82

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Solution

The fourth proportional to 114,739.65, 171,885.33 and 75,176.82 is: 112,618.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,739.65 : 171,885.33 = 75,176.82 : x
  2. Step 2: Convert to fraction form
    114,739.65/171,885.33 = 75,176.82/x
  3. Step 3: Cross multiply
    114,739.65x = 171,885.33 × 75,176.82
  4. Step 4: Simplify right side
    114,739.65x = 12,921,792,514.05
  5. Step 5: Solve for x
    x = 12,921,792,514.05/114,739.65
  6. Step 6: Final answer
    x = 112,618.37

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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.