Home / 104,676.55-156,889.75-38,038.66

Finding the Fourth Proportional to 104,676.55, 156,889.75 and 38,038.66

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Solution

The fourth proportional to 104,676.55, 156,889.75 and 38,038.66 is: 57,012.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,676.55 : 156,889.75 = 38,038.66 : x
  2. Step 2: Convert to fraction form
    104,676.55/156,889.75 = 38,038.66/x
  3. Step 3: Cross multiply
    104,676.55x = 156,889.75 × 38,038.66
  4. Step 4: Simplify right side
    104,676.55x = 5,967,875,073.29
  5. Step 5: Solve for x
    x = 5,967,875,073.29/104,676.55
  6. Step 6: Final answer
    x = 57,012.53

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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.