Home / 104,925.78-157,362.21-30,046.41

Finding the Fourth Proportional to 104,925.78, 157,362.21 and 30,046.41

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Solution

The fourth proportional to 104,925.78, 157,362.21 and 30,046.41 is: 45,062.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,925.78 : 157,362.21 = 30,046.41 : x
  2. Step 2: Convert to fraction form
    104,925.78/157,362.21 = 30,046.41/x
  3. Step 3: Cross multiply
    104,925.78x = 157,362.21 × 30,046.41
  4. Step 4: Simplify right side
    104,925.78x = 4,728,169,480.17
  5. Step 5: Solve for x
    x = 4,728,169,480.17/104,925.78
  6. Step 6: Final answer
    x = 45,062.04

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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.