Home / 161,853.62-223,378.13-92,964.67

Finding the Fourth Proportional to 161,853.62, 223,378.13 and 92,964.67

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Solution

The fourth proportional to 161,853.62, 223,378.13 and 92,964.67 is: 128,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,853.62 : 223,378.13 = 92,964.67 : x
  2. Step 2: Convert to fraction form
    161,853.62/223,378.13 = 92,964.67/x
  3. Step 3: Cross multiply
    161,853.62x = 223,378.13 × 92,964.67
  4. Step 4: Simplify right side
    161,853.62x = 20,766,273,814.63
  5. Step 5: Solve for x
    x = 20,766,273,814.63/161,853.62
  6. Step 6: Final answer
    x = 128,302.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.