Home / 38,303.94-57,444.23-30,789.68

Finding the Fourth Proportional to 38,303.94, 57,444.23 and 30,789.68

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Solution

The fourth proportional to 38,303.94, 57,444.23 and 30,789.68 is: 46,175.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,303.94 : 57,444.23 = 30,789.68 : x
  2. Step 2: Convert to fraction form
    38,303.94/57,444.23 = 30,789.68/x
  3. Step 3: Cross multiply
    38,303.94x = 57,444.23 × 30,789.68
  4. Step 4: Simplify right side
    38,303.94x = 1,768,689,018.38
  5. Step 5: Solve for x
    x = 1,768,689,018.38/38,303.94
  6. Step 6: Final answer
    x = 46,175.12

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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.