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Finding the Fourth Proportional to 114,189.69, 157,582.08 and 63,205.93

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Solution

The fourth proportional to 114,189.69, 157,582.08 and 63,205.93 is: 87,224.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,189.69 : 157,582.08 = 63,205.93 : x
  2. Step 2: Convert to fraction form
    114,189.69/157,582.08 = 63,205.93/x
  3. Step 3: Cross multiply
    114,189.69x = 157,582.08 × 63,205.93
  4. Step 4: Simplify right side
    114,189.69x = 9,960,121,917.73
  5. Step 5: Solve for x
    x = 9,960,121,917.73/114,189.69
  6. Step 6: Final answer
    x = 87,224.35

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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.