Home / 223,122.45-334,749.29-89,934.15

Finding the Fourth Proportional to 223,122.45, 334,749.29 and 89,934.15

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Solution

The fourth proportional to 223,122.45, 334,749.29 and 89,934.15 is: 134,927.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,122.45 : 334,749.29 = 89,934.15 : x
  2. Step 2: Convert to fraction form
    223,122.45/334,749.29 = 89,934.15/x
  3. Step 3: Cross multiply
    223,122.45x = 334,749.29 × 89,934.15
  4. Step 4: Simplify right side
    223,122.45x = 30,105,392,859.25
  5. Step 5: Solve for x
    x = 30,105,392,859.25/223,122.45
  6. Step 6: Final answer
    x = 134,927.67

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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.