Home / 113,582.36-170,314.34-42,446.54

Finding the Fourth Proportional to 113,582.36, 170,314.34 and 42,446.54

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Solution

The fourth proportional to 113,582.36, 170,314.34 and 42,446.54 is: 63,647.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,582.36 : 170,314.34 = 42,446.54 : x
  2. Step 2: Convert to fraction form
    113,582.36/170,314.34 = 42,446.54/x
  3. Step 3: Cross multiply
    113,582.36x = 170,314.34 × 42,446.54
  4. Step 4: Simplify right side
    113,582.36x = 7,229,253,381.58
  5. Step 5: Solve for x
    x = 7,229,253,381.58/113,582.36
  6. Step 6: Final answer
    x = 63,647.68

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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.