Home / 212,443.74-318,676.20-60,663.33

Finding the Fourth Proportional to 212,443.74, 318,676.20 and 60,663.33

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Solution

The fourth proportional to 212,443.74, 318,676.20 and 60,663.33 is: 90,998.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,443.74 : 318,676.20 = 60,663.33 : x
  2. Step 2: Convert to fraction form
    212,443.74/318,676.20 = 60,663.33/x
  3. Step 3: Cross multiply
    212,443.74x = 318,676.20 × 60,663.33
  4. Step 4: Simplify right side
    212,443.74x = 19,331,959,483.75
  5. Step 5: Solve for x
    x = 19,331,959,483.75/212,443.74
  6. Step 6: Final answer
    x = 90,998.02

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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.