Home / 194,267.70-291,401.55-115,341.30

Finding the Fourth Proportional to 194,267.70, 291,401.55 and 115,341.30

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Solution

The fourth proportional to 194,267.70, 291,401.55 and 115,341.30 is: 173,011.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,267.70 : 291,401.55 = 115,341.30 : x
  2. Step 2: Convert to fraction form
    194,267.70/291,401.55 = 115,341.30/x
  3. Step 3: Cross multiply
    194,267.70x = 291,401.55 × 115,341.30
  4. Step 4: Simplify right side
    194,267.70x = 33,610,633,599.02
  5. Step 5: Solve for x
    x = 33,610,633,599.02/194,267.70
  6. Step 6: Final answer
    x = 173,011.95

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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.