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Finding the Fourth Proportional to 83,289.86, 114,940.02 and 46,999.01

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Solution

The fourth proportional to 83,289.86, 114,940.02 and 46,999.01 is: 64,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,289.86 : 114,940.02 = 46,999.01 : x
  2. Step 2: Convert to fraction form
    83,289.86/114,940.02 = 46,999.01/x
  3. Step 3: Cross multiply
    83,289.86x = 114,940.02 × 46,999.01
  4. Step 4: Simplify right side
    83,289.86x = 5,402,066,574.68
  5. Step 5: Solve for x
    x = 5,402,066,574.68/83,289.86
  6. Step 6: Final answer
    x = 64,858.64

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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.