Home / 177,824.08-245,003.40-117,287.92

Finding the Fourth Proportional to 177,824.08, 245,003.40 and 117,287.92

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Solution

The fourth proportional to 177,824.08, 245,003.40 and 117,287.92 is: 161,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,824.08 : 245,003.40 = 117,287.92 : x
  2. Step 2: Convert to fraction form
    177,824.08/245,003.40 = 117,287.92/x
  3. Step 3: Cross multiply
    177,824.08x = 245,003.40 × 117,287.92
  4. Step 4: Simplify right side
    177,824.08x = 28,735,939,178.93
  5. Step 5: Solve for x
    x = 28,735,939,178.93/177,824.08
  6. Step 6: Final answer
    x = 161,597.57

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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.