Home / 186,524.44-257,403.76-101,641.50

Finding the Fourth Proportional to 186,524.44, 257,403.76 and 101,641.50

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Solution

The fourth proportional to 186,524.44, 257,403.76 and 101,641.50 is: 140,265.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,524.44 : 257,403.76 = 101,641.50 : x
  2. Step 2: Convert to fraction form
    186,524.44/257,403.76 = 101,641.50/x
  3. Step 3: Cross multiply
    186,524.44x = 257,403.76 × 101,641.50
  4. Step 4: Simplify right side
    186,524.44x = 26,162,904,017.94
  5. Step 5: Solve for x
    x = 26,162,904,017.94/186,524.44
  6. Step 6: Final answer
    x = 140,265.29

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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.