Home / 104,943.60-157,368.96-30,046.68

Finding the Fourth Proportional to 104,943.60, 157,368.96 and 30,046.68

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Solution

The fourth proportional to 104,943.60, 157,368.96 and 30,046.68 is: 45,056.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,943.60 : 157,368.96 = 30,046.68 : x
  2. Step 2: Convert to fraction form
    104,943.60/157,368.96 = 30,046.68/x
  3. Step 3: Cross multiply
    104,943.60x = 157,368.96 × 30,046.68
  4. Step 4: Simplify right side
    104,943.60x = 4,728,414,783.05
  5. Step 5: Solve for x
    x = 4,728,414,783.05/104,943.60
  6. Step 6: Final answer
    x = 45,056.72

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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.