Home / 113,555.89-170,360.20-38,676.69

Finding the Fourth Proportional to 113,555.89, 170,360.20 and 38,676.69

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Solution

The fourth proportional to 113,555.89, 170,360.20 and 38,676.69 is: 58,024.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,555.89 : 170,360.20 = 38,676.69 : x
  2. Step 2: Convert to fraction form
    113,555.89/170,360.20 = 38,676.69/x
  3. Step 3: Cross multiply
    113,555.89x = 170,360.20 × 38,676.69
  4. Step 4: Simplify right side
    113,555.89x = 6,588,968,643.74
  5. Step 5: Solve for x
    x = 6,588,968,643.74/113,555.89
  6. Step 6: Final answer
    x = 58,024.01

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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.