Home / 105,980.44-146,256.60-58,235.50

Finding the Fourth Proportional to 105,980.44, 146,256.60 and 58,235.50

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Solution

The fourth proportional to 105,980.44, 146,256.60 and 58,235.50 is: 80,366.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,980.44 : 146,256.60 = 58,235.50 : x
  2. Step 2: Convert to fraction form
    105,980.44/146,256.60 = 58,235.50/x
  3. Step 3: Cross multiply
    105,980.44x = 146,256.60 × 58,235.50
  4. Step 4: Simplify right side
    105,980.44x = 8,517,326,229.30
  5. Step 5: Solve for x
    x = 8,517,326,229.30/105,980.44
  6. Step 6: Final answer
    x = 80,366.96

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1.5x scale

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.