Home / 177,178.23-265,504.81-145,811.19

Finding the Fourth Proportional to 177,178.23, 265,504.81 and 145,811.19

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Solution

The fourth proportional to 177,178.23, 265,504.81 and 145,811.19 is: 218,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,178.23 : 265,504.81 = 145,811.19 : x
  2. Step 2: Convert to fraction form
    177,178.23/265,504.81 = 145,811.19/x
  3. Step 3: Cross multiply
    177,178.23x = 265,504.81 × 145,811.19
  4. Step 4: Simplify right side
    177,178.23x = 38,713,570,604.77
  5. Step 5: Solve for x
    x = 38,713,570,604.77/177,178.23
  6. Step 6: Final answer
    x = 218,500.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.