Home / 54,087.53-74,640.08-29,888.45

Finding the Fourth Proportional to 54,087.53, 74,640.08 and 29,888.45

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Solution

The fourth proportional to 54,087.53, 74,640.08 and 29,888.45 is: 41,245.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,087.53 : 74,640.08 = 29,888.45 : x
  2. Step 2: Convert to fraction form
    54,087.53/74,640.08 = 29,888.45/x
  3. Step 3: Cross multiply
    54,087.53x = 74,640.08 × 29,888.45
  4. Step 4: Simplify right side
    54,087.53x = 2,230,876,149.63
  5. Step 5: Solve for x
    x = 2,230,876,149.63/54,087.53
  6. Step 6: Final answer
    x = 41,245.67

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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.