Home / 54,220.03-74,823.63-30,346.70

Finding the Fourth Proportional to 54,220.03, 74,823.63 and 30,346.70

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Solution

The fourth proportional to 54,220.03, 74,823.63 and 30,346.70 is: 41,878.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220.03 : 74,823.63 = 30,346.70 : x
  2. Step 2: Convert to fraction form
    54,220.03/74,823.63 = 30,346.70/x
  3. Step 3: Cross multiply
    54,220.03x = 74,823.63 × 30,346.70
  4. Step 4: Simplify right side
    54,220.03x = 2,270,650,185.49
  5. Step 5: Solve for x
    x = 2,270,650,185.49/54,220.03
  6. Step 6: Final answer
    x = 41,878.44

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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.