Home / 57,257.52-79,019.04-38,104.32

Finding the Fourth Proportional to 57,257.52, 79,019.04 and 38,104.32

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Solution

The fourth proportional to 57,257.52, 79,019.04 and 38,104.32 is: 52,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,257.52 : 79,019.04 = 38,104.32 : x
  2. Step 2: Convert to fraction form
    57,257.52/79,019.04 = 38,104.32/x
  3. Step 3: Cross multiply
    57,257.52x = 79,019.04 × 38,104.32
  4. Step 4: Simplify right side
    57,257.52x = 3,010,966,786.25
  5. Step 5: Solve for x
    x = 3,010,966,786.25/57,257.52
  6. Step 6: Final answer
    x = 52,586.40

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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.