Home / 124,431.23-186,665.67-45,526.70

Finding the Fourth Proportional to 124,431.23, 186,665.67 and 45,526.70

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Solution

The fourth proportional to 124,431.23, 186,665.67 and 45,526.70 is: 68,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,431.23 : 186,665.67 = 45,526.70 : x
  2. Step 2: Convert to fraction form
    124,431.23/186,665.67 = 45,526.70/x
  3. Step 3: Cross multiply
    124,431.23x = 186,665.67 × 45,526.70
  4. Step 4: Simplify right side
    124,431.23x = 8,498,271,958.39
  5. Step 5: Solve for x
    x = 8,498,271,958.39/124,431.23
  6. Step 6: Final answer
    x = 68,296.94

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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.