Home / 39,053.35-58,518.69-30,190.42

Finding the Fourth Proportional to 39,053.35, 58,518.69 and 30,190.42

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Solution

The fourth proportional to 39,053.35, 58,518.69 and 30,190.42 is: 45,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,053.35 : 58,518.69 = 30,190.42 : x
  2. Step 2: Convert to fraction form
    39,053.35/58,518.69 = 30,190.42/x
  3. Step 3: Cross multiply
    39,053.35x = 58,518.69 × 30,190.42
  4. Step 4: Simplify right side
    39,053.35x = 1,766,703,828.95
  5. Step 5: Solve for x
    x = 1,766,703,828.95/39,053.35
  6. Step 6: Final answer
    x = 45,238.21

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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.