Home / 248,779.24-373,167-71,286.40

Finding the Fourth Proportional to 248,779.24, 373,167 and 71,286.40

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Solution

The fourth proportional to 248,779.24, 373,167 and 71,286.40 is: 106,929.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,779.24 : 373,167 = 71,286.40 : x
  2. Step 2: Convert to fraction form
    248,779.24/373,167 = 71,286.40/x
  3. Step 3: Cross multiply
    248,779.24x = 373,167 × 71,286.40
  4. Step 4: Simplify right side
    248,779.24x = 26,601,732,028.80
  5. Step 5: Solve for x
    x = 26,601,732,028.80/248,779.24
  6. Step 6: Final answer
    x = 106,929.07

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1.5x scale

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.