Home / 74,236.06-102,418.92-48,756.23

Finding the Fourth Proportional to 74,236.06, 102,418.92 and 48,756.23

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Solution

The fourth proportional to 74,236.06, 102,418.92 and 48,756.23 is: 67,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,236.06 : 102,418.92 = 48,756.23 : x
  2. Step 2: Convert to fraction form
    74,236.06/102,418.92 = 48,756.23/x
  3. Step 3: Cross multiply
    74,236.06x = 102,418.92 × 48,756.23
  4. Step 4: Simplify right side
    74,236.06x = 4,993,560,547.34
  5. Step 5: Solve for x
    x = 4,993,560,547.34/74,236.06
  6. Step 6: Final answer
    x = 67,265.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.