Home / 177,811.07-245,304.85-116,571.96

Finding the Fourth Proportional to 177,811.07, 245,304.85 and 116,571.96

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Solution

The fourth proportional to 177,811.07, 245,304.85 and 116,571.96 is: 160,820.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,811.07 : 245,304.85 = 116,571.96 : x
  2. Step 2: Convert to fraction form
    177,811.07/245,304.85 = 116,571.96/x
  3. Step 3: Cross multiply
    177,811.07x = 245,304.85 × 116,571.96
  4. Step 4: Simplify right side
    177,811.07x = 28,595,666,870.58
  5. Step 5: Solve for x
    x = 28,595,666,870.58/177,811.07
  6. Step 6: Final answer
    x = 160,820.51

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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.