Home / 30,220.23-41,708.88-25,176.45

Finding the Fourth Proportional to 30,220.23, 41,708.88 and 25,176.45

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Solution

The fourth proportional to 30,220.23, 41,708.88 and 25,176.45 is: 34,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220.23 : 41,708.88 = 25,176.45 : x
  2. Step 2: Convert to fraction form
    30,220.23/41,708.88 = 25,176.45/x
  3. Step 3: Cross multiply
    30,220.23x = 41,708.88 × 25,176.45
  4. Step 4: Simplify right side
    30,220.23x = 1,050,081,531.88
  5. Step 5: Solve for x
    x = 1,050,081,531.88/30,220.23
  6. Step 6: Final answer
    x = 34,747.64

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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.