Home / 114,673.03-171,747.65-54,743.66

Finding the Fourth Proportional to 114,673.03, 171,747.65 and 54,743.66

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Solution

The fourth proportional to 114,673.03, 171,747.65 and 54,743.66 is: 81,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,673.03 : 171,747.65 = 54,743.66 : x
  2. Step 2: Convert to fraction form
    114,673.03/171,747.65 = 54,743.66/x
  3. Step 3: Cross multiply
    114,673.03x = 171,747.65 × 54,743.66
  4. Step 4: Simplify right side
    114,673.03x = 9,402,094,879.57
  5. Step 5: Solve for x
    x = 9,402,094,879.57/114,673.03
  6. Step 6: Final answer
    x = 81,990.47

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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.