Home / 194,602.36-291,915.83-82,261.63

Finding the Fourth Proportional to 194,602.36, 291,915.83 and 82,261.63

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Solution

The fourth proportional to 194,602.36, 291,915.83 and 82,261.63 is: 123,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,602.36 : 291,915.83 = 82,261.63 : x
  2. Step 2: Convert to fraction form
    194,602.36/291,915.83 = 82,261.63/x
  3. Step 3: Cross multiply
    194,602.36x = 291,915.83 × 82,261.63
  4. Step 4: Simplify right side
    194,602.36x = 24,013,471,998.60
  5. Step 5: Solve for x
    x = 24,013,471,998.60/194,602.36
  6. Step 6: Final answer
    x = 123,397.64

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1.5x scale

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.