Home / 34,920.60-48,068.72-30,436.56

Finding the Fourth Proportional to 34,920.60, 48,068.72 and 30,436.56

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Solution

The fourth proportional to 34,920.60, 48,068.72 and 30,436.56 is: 41,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,920.60 : 48,068.72 = 30,436.56 : x
  2. Step 2: Convert to fraction form
    34,920.60/48,068.72 = 30,436.56/x
  3. Step 3: Cross multiply
    34,920.60x = 48,068.72 × 30,436.56
  4. Step 4: Simplify right side
    34,920.60x = 1,463,046,480.40
  5. Step 5: Solve for x
    x = 1,463,046,480.40/34,920.60
  6. Step 6: Final answer
    x = 41,896.37

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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.