Home / 186,454.86-257,288.40-104,770.14

Finding the Fourth Proportional to 186,454.86, 257,288.40 and 104,770.14

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Solution

The fourth proportional to 186,454.86, 257,288.40 and 104,770.14 is: 144,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,454.86 : 257,288.40 = 104,770.14 : x
  2. Step 2: Convert to fraction form
    186,454.86/257,288.40 = 104,770.14/x
  3. Step 3: Cross multiply
    186,454.86x = 257,288.40 × 104,770.14
  4. Step 4: Simplify right side
    186,454.86x = 26,956,140,401.93
  5. Step 5: Solve for x
    x = 26,956,140,401.93/186,454.86
  6. Step 6: Final answer
    x = 144,571.94

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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.