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Finding the Fourth Proportional to 186,559.94, 257,456.48 and 101,677.01

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Solution

The fourth proportional to 186,559.94, 257,456.48 and 101,677.01 is: 140,316.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,559.94 : 257,456.48 = 101,677.01 : x
  2. Step 2: Convert to fraction form
    186,559.94/257,456.48 = 101,677.01/x
  3. Step 3: Cross multiply
    186,559.94x = 257,456.48 × 101,677.01
  4. Step 4: Simplify right side
    186,559.94x = 26,177,403,295.86
  5. Step 5: Solve for x
    x = 26,177,403,295.86/186,559.94
  6. Step 6: Final answer
    x = 140,316.31

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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.