Home / 117,619.76-176,432.52-34,516.40

Finding the Fourth Proportional to 117,619.76, 176,432.52 and 34,516.40

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Solution

The fourth proportional to 117,619.76, 176,432.52 and 34,516.40 is: 51,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,619.76 : 176,432.52 = 34,516.40 : x
  2. Step 2: Convert to fraction form
    117,619.76/176,432.52 = 34,516.40/x
  3. Step 3: Cross multiply
    117,619.76x = 176,432.52 × 34,516.40
  4. Step 4: Simplify right side
    117,619.76x = 6,089,815,433.33
  5. Step 5: Solve for x
    x = 6,089,815,433.33/117,619.76
  6. Step 6: Final answer
    x = 51,775.45

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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.