Home / 194,955.65-292,443.80-54,725.21

Finding the Fourth Proportional to 194,955.65, 292,443.80 and 54,725.21

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Solution

The fourth proportional to 194,955.65, 292,443.80 and 54,725.21 is: 82,090.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,955.65 : 292,443.80 = 54,725.21 : x
  2. Step 2: Convert to fraction form
    194,955.65/292,443.80 = 54,725.21/x
  3. Step 3: Cross multiply
    194,955.65x = 292,443.80 × 54,725.21
  4. Step 4: Simplify right side
    194,955.65x = 16,004,048,368.20
  5. Step 5: Solve for x
    x = 16,004,048,368.20/194,955.65
  6. Step 6: Final answer
    x = 82,090.71

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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.