Home / 54,305.58-74,937.90-30,106.32

Finding the Fourth Proportional to 54,305.58, 74,937.90 and 30,106.32

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Solution

The fourth proportional to 54,305.58, 74,937.90 and 30,106.32 is: 41,544.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,305.58 : 74,937.90 = 30,106.32 : x
  2. Step 2: Convert to fraction form
    54,305.58/74,937.90 = 30,106.32/x
  3. Step 3: Cross multiply
    54,305.58x = 74,937.90 × 30,106.32
  4. Step 4: Simplify right side
    54,305.58x = 2,256,104,397.53
  5. Step 5: Solve for x
    x = 2,256,104,397.53/54,305.58
  6. Step 6: Final answer
    x = 41,544.61

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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.