Home / 194,865.40-292,298.10-148,209.40

Finding the Fourth Proportional to 194,865.40, 292,298.10 and 148,209.40

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Solution

The fourth proportional to 194,865.40, 292,298.10 and 148,209.40 is: 222,314.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,865.40 : 292,298.10 = 148,209.40 : x
  2. Step 2: Convert to fraction form
    194,865.40/292,298.10 = 148,209.40/x
  3. Step 3: Cross multiply
    194,865.40x = 292,298.10 × 148,209.40
  4. Step 4: Simplify right side
    194,865.40x = 43,321,326,022.14
  5. Step 5: Solve for x
    x = 43,321,326,022.14/194,865.40
  6. Step 6: Final answer
    x = 222,314.10

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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.