Home / 38,700.91-58,051.36-30,958.93

Finding the Fourth Proportional to 38,700.91, 58,051.36 and 30,958.93

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Solution

The fourth proportional to 38,700.91, 58,051.36 and 30,958.93 is: 46,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,700.91 : 58,051.36 = 30,958.93 : x
  2. Step 2: Convert to fraction form
    38,700.91/58,051.36 = 30,958.93/x
  3. Step 3: Cross multiply
    38,700.91x = 58,051.36 × 30,958.93
  4. Step 4: Simplify right side
    38,700.91x = 1,797,207,990.64
  5. Step 5: Solve for x
    x = 1,797,207,990.64/38,700.91
  6. Step 6: Final answer
    x = 46,438.39

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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.