Home / 51,928.35-71,661.20-28,055.05

Finding the Fourth Proportional to 51,928.35, 71,661.20 and 28,055.05

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Solution

The fourth proportional to 51,928.35, 71,661.20 and 28,055.05 is: 38,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,928.35 : 71,661.20 = 28,055.05 : x
  2. Step 2: Convert to fraction form
    51,928.35/71,661.20 = 28,055.05/x
  3. Step 3: Cross multiply
    51,928.35x = 71,661.20 × 28,055.05
  4. Step 4: Simplify right side
    51,928.35x = 2,010,458,549.06
  5. Step 5: Solve for x
    x = 2,010,458,549.06/51,928.35
  6. Step 6: Final answer
    x = 38,716.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.