Home / 182,861.28-252,347.40-102,288.42

Finding the Fourth Proportional to 182,861.28, 252,347.40 and 102,288.42

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Solution

The fourth proportional to 182,861.28, 252,347.40 and 102,288.42 is: 141,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,861.28 : 252,347.40 = 102,288.42 : x
  2. Step 2: Convert to fraction form
    182,861.28/252,347.40 = 102,288.42/x
  3. Step 3: Cross multiply
    182,861.28x = 252,347.40 × 102,288.42
  4. Step 4: Simplify right side
    182,861.28x = 25,812,216,837.11
  5. Step 5: Solve for x
    x = 25,812,216,837.11/182,861.28
  6. Step 6: Final answer
    x = 141,157.37

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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.