Home / 105,606.60-158,445.26-34,532.50

Finding the Fourth Proportional to 105,606.60, 158,445.26 and 34,532.50

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Solution

The fourth proportional to 105,606.60, 158,445.26 and 34,532.50 is: 51,810.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,606.60 : 158,445.26 = 34,532.50 : x
  2. Step 2: Convert to fraction form
    105,606.60/158,445.26 = 34,532.50/x
  3. Step 3: Cross multiply
    105,606.60x = 158,445.26 × 34,532.50
  4. Step 4: Simplify right side
    105,606.60x = 5,471,510,940.95
  5. Step 5: Solve for x
    x = 5,471,510,940.95/105,606.60
  6. Step 6: Final answer
    x = 51,810.31

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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.