Home / 313,830.12-433,076.36-170,586.48

Finding the Fourth Proportional to 313,830.12, 433,076.36 and 170,586.48

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Solution

The fourth proportional to 313,830.12, 433,076.36 and 170,586.48 is: 235,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,830.12 : 433,076.36 = 170,586.48 : x
  2. Step 2: Convert to fraction form
    313,830.12/433,076.36 = 170,586.48/x
  3. Step 3: Cross multiply
    313,830.12x = 433,076.36 × 170,586.48
  4. Step 4: Simplify right side
    313,830.12x = 73,876,971,823.61
  5. Step 5: Solve for x
    x = 73,876,971,823.61/313,830.12
  6. Step 6: Final answer
    x = 235,404.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.