Home / 194,630.90-291,810.51-99,676.58

Finding the Fourth Proportional to 194,630.90, 291,810.51 and 99,676.58

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Solution

The fourth proportional to 194,630.90, 291,810.51 and 99,676.58 is: 149,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,630.90 : 291,810.51 = 99,676.58 : x
  2. Step 2: Convert to fraction form
    194,630.90/291,810.51 = 99,676.58/x
  3. Step 3: Cross multiply
    194,630.90x = 291,810.51 × 99,676.58
  4. Step 4: Simplify right side
    194,630.90x = 29,086,673,644.86
  5. Step 5: Solve for x
    x = 29,086,673,644.86/194,630.90
  6. Step 6: Final answer
    x = 149,445.30

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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.