Home / 74,713.50-112,060.98-30,297.54

Finding the Fourth Proportional to 74,713.50, 112,060.98 and 30,297.54

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Solution

The fourth proportional to 74,713.50, 112,060.98 and 30,297.54 is: 45,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,713.50 : 112,060.98 = 30,297.54 : x
  2. Step 2: Convert to fraction form
    74,713.50/112,060.98 = 30,297.54/x
  3. Step 3: Cross multiply
    74,713.50x = 112,060.98 × 30,297.54
  4. Step 4: Simplify right side
    74,713.50x = 3,395,172,023.99
  5. Step 5: Solve for x
    x = 3,395,172,023.99/74,713.50
  6. Step 6: Final answer
    x = 45,442.55

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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.