Home / 248,763.24-373,143-71,270.40

Finding the Fourth Proportional to 248,763.24, 373,143 and 71,270.40

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Solution

The fourth proportional to 248,763.24, 373,143 and 71,270.40 is: 106,905.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,763.24 : 373,143 = 71,270.40 : x
  2. Step 2: Convert to fraction form
    248,763.24/373,143 = 71,270.40/x
  3. Step 3: Cross multiply
    248,763.24x = 373,143 × 71,270.40
  4. Step 4: Simplify right side
    248,763.24x = 26,594,050,867.20
  5. Step 5: Solve for x
    x = 26,594,050,867.20/248,763.24
  6. Step 6: Final answer
    x = 106,905.07

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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.