Home / 38,346.80-57,443.63-30,462.67

Finding the Fourth Proportional to 38,346.80, 57,443.63 and 30,462.67

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Solution

The fourth proportional to 38,346.80, 57,443.63 and 30,462.67 is: 45,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,346.80 : 57,443.63 = 30,462.67 : x
  2. Step 2: Convert to fraction form
    38,346.80/57,443.63 = 30,462.67/x
  3. Step 3: Cross multiply
    38,346.80x = 57,443.63 × 30,462.67
  4. Step 4: Simplify right side
    38,346.80x = 1,749,886,048.37
  5. Step 5: Solve for x
    x = 1,749,886,048.37/38,346.80
  6. Step 6: Final answer
    x = 45,633.17

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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.