Home / 316,541.25-474,928.52-166,775.49

Finding the Fourth Proportional to 316,541.25, 474,928.52 and 166,775.49

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Solution

The fourth proportional to 316,541.25, 474,928.52 and 166,775.49 is: 250,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,541.25 : 474,928.52 = 166,775.49 : x
  2. Step 2: Convert to fraction form
    316,541.25/474,928.52 = 166,775.49/x
  3. Step 3: Cross multiply
    316,541.25x = 474,928.52 × 166,775.49
  4. Step 4: Simplify right side
    316,541.25x = 79,206,435,804.10
  5. Step 5: Solve for x
    x = 79,206,435,804.10/316,541.25
  6. Step 6: Final answer
    x = 250,224.69

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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.