Home / 194,927.40-292,391.10-76,559.40

Finding the Fourth Proportional to 194,927.40, 292,391.10 and 76,559.40

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Solution

The fourth proportional to 194,927.40, 292,391.10 and 76,559.40 is: 114,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,927.40 : 292,391.10 = 76,559.40 : x
  2. Step 2: Convert to fraction form
    194,927.40/292,391.10 = 76,559.40/x
  3. Step 3: Cross multiply
    194,927.40x = 292,391.10 × 76,559.40
  4. Step 4: Simplify right side
    194,927.40x = 22,385,287,181.34
  5. Step 5: Solve for x
    x = 22,385,287,181.34/194,927.40
  6. Step 6: Final answer
    x = 114,839.10

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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.