Home / 248,765.24-373,146-71,272.40

Finding the Fourth Proportional to 248,765.24, 373,146 and 71,272.40

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Solution

The fourth proportional to 248,765.24, 373,146 and 71,272.40 is: 106,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,765.24 : 373,146 = 71,272.40 : x
  2. Step 2: Convert to fraction form
    248,765.24/373,146 = 71,272.40/x
  3. Step 3: Cross multiply
    248,765.24x = 373,146 × 71,272.40
  4. Step 4: Simplify right side
    248,765.24x = 26,595,010,970.40
  5. Step 5: Solve for x
    x = 26,595,010,970.40/248,765.24
  6. Step 6: Final answer
    x = 106,908.07

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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.