Home / 117,927.20-176,890.80-39,053.60

Finding the Fourth Proportional to 117,927.20, 176,890.80 and 39,053.60

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Solution

The fourth proportional to 117,927.20, 176,890.80 and 39,053.60 is: 58,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,927.20 : 176,890.80 = 39,053.60 : x
  2. Step 2: Convert to fraction form
    117,927.20/176,890.80 = 39,053.60/x
  3. Step 3: Cross multiply
    117,927.20x = 176,890.80 × 39,053.60
  4. Step 4: Simplify right side
    117,927.20x = 6,908,222,546.88
  5. Step 5: Solve for x
    x = 6,908,222,546.88/117,927.20
  6. Step 6: Final answer
    x = 58,580.40

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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.