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Finding the Fourth Proportional to 124,182.44, 186,301.44 and 45,296.67

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Solution

The fourth proportional to 124,182.44, 186,301.44 and 45,296.67 is: 67,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,182.44 : 186,301.44 = 45,296.67 : x
  2. Step 2: Convert to fraction form
    124,182.44/186,301.44 = 45,296.67/x
  3. Step 3: Cross multiply
    124,182.44x = 186,301.44 × 45,296.67
  4. Step 4: Simplify right side
    124,182.44x = 8,438,834,621.72
  5. Step 5: Solve for x
    x = 8,438,834,621.72/124,182.44
  6. Step 6: Final answer
    x = 67,955.14

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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.