Home / 54,480.63-81,725.64-15,037.74

Finding the Fourth Proportional to 54,480.63, 81,725.64 and 15,037.74

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Solution

The fourth proportional to 54,480.63, 81,725.64 and 15,037.74 is: 22,557.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,480.63 : 81,725.64 = 15,037.74 : x
  2. Step 2: Convert to fraction form
    54,480.63/81,725.64 = 15,037.74/x
  3. Step 3: Cross multiply
    54,480.63x = 81,725.64 × 15,037.74
  4. Step 4: Simplify right side
    54,480.63x = 1,228,968,925.65
  5. Step 5: Solve for x
    x = 1,228,968,925.65/54,480.63
  6. Step 6: Final answer
    x = 22,557.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.