Home / 194,453.72-291,655.98-76,208.10

Finding the Fourth Proportional to 194,453.72, 291,655.98 and 76,208.10

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Solution

The fourth proportional to 194,453.72, 291,655.98 and 76,208.10 is: 114,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,453.72 : 291,655.98 = 76,208.10 : x
  2. Step 2: Convert to fraction form
    194,453.72/291,655.98 = 76,208.10/x
  3. Step 3: Cross multiply
    194,453.72x = 291,655.98 × 76,208.10
  4. Step 4: Simplify right side
    194,453.72x = 22,226,548,089.44
  5. Step 5: Solve for x
    x = 22,226,548,089.44/194,453.72
  6. Step 6: Final answer
    x = 114,302.51

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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.