Home / 30,450.06-45,331.52-30,034.53

Finding the Fourth Proportional to 30,450.06, 45,331.52 and 30,034.53

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Solution

The fourth proportional to 30,450.06, 45,331.52 and 30,034.53 is: 44,712.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,450.06 : 45,331.52 = 30,034.53 : x
  2. Step 2: Convert to fraction form
    30,450.06/45,331.52 = 30,034.53/x
  3. Step 3: Cross multiply
    30,450.06x = 45,331.52 × 30,034.53
  4. Step 4: Simplify right side
    30,450.06x = 1,361,510,747.21
  5. Step 5: Solve for x
    x = 1,361,510,747.21/30,450.06
  6. Step 6: Final answer
    x = 44,712.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.