Home / 371,533.56-557,321.40-118,836.24

Finding the Fourth Proportional to 371,533.56, 557,321.40 and 118,836.24

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Solution

The fourth proportional to 371,533.56, 557,321.40 and 118,836.24 is: 178,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,533.56 : 557,321.40 = 118,836.24 : x
  2. Step 2: Convert to fraction form
    371,533.56/557,321.40 = 118,836.24/x
  3. Step 3: Cross multiply
    371,533.56x = 557,321.40 × 118,836.24
  4. Step 4: Simplify right side
    371,533.56x = 66,229,979,647.54
  5. Step 5: Solve for x
    x = 66,229,979,647.54/371,533.56
  6. Step 6: Final answer
    x = 178,261.10

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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.