Home / 114,293.45-171,448.39-39,412.51

Finding the Fourth Proportional to 114,293.45, 171,448.39 and 39,412.51

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Solution

The fourth proportional to 114,293.45, 171,448.39 and 39,412.51 is: 59,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,293.45 : 171,448.39 = 39,412.51 : x
  2. Step 2: Convert to fraction form
    114,293.45/171,448.39 = 39,412.51/x
  3. Step 3: Cross multiply
    114,293.45x = 171,448.39 × 39,412.51
  4. Step 4: Simplify right side
    114,293.45x = 6,757,211,618.45
  5. Step 5: Solve for x
    x = 6,757,211,618.45/114,293.45
  6. Step 6: Final answer
    x = 59,121.60

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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.