Home / 113,424.48-170,123.76-30,324.96

Finding the Fourth Proportional to 113,424.48, 170,123.76 and 30,324.96

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Solution

The fourth proportional to 113,424.48, 170,123.76 and 30,324.96 is: 45,483.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,424.48 : 170,123.76 = 30,324.96 : x
  2. Step 2: Convert to fraction form
    113,424.48/170,123.76 = 30,324.96/x
  3. Step 3: Cross multiply
    113,424.48x = 170,123.76 × 30,324.96
  4. Step 4: Simplify right side
    113,424.48x = 5,158,996,217.05
  5. Step 5: Solve for x
    x = 5,158,996,217.05/113,424.48
  6. Step 6: Final answer
    x = 45,483.98

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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.