Home / 248,938.60-373,407.90-82,726.60

Finding the Fourth Proportional to 248,938.60, 373,407.90 and 82,726.60

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Solution

The fourth proportional to 248,938.60, 373,407.90 and 82,726.60 is: 124,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,938.60 : 373,407.90 = 82,726.60 : x
  2. Step 2: Convert to fraction form
    248,938.60/373,407.90 = 82,726.60/x
  3. Step 3: Cross multiply
    248,938.60x = 373,407.90 × 82,726.60
  4. Step 4: Simplify right side
    248,938.60x = 30,890,765,980.14
  5. Step 5: Solve for x
    x = 30,890,765,980.14/248,938.60
  6. Step 6: Final answer
    x = 124,089.90

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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.