Home / 123,430.68-185,165.46-44,564.28

Finding the Fourth Proportional to 123,430.68, 185,165.46 and 44,564.28

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Solution

The fourth proportional to 123,430.68, 185,165.46 and 44,564.28 is: 66,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,430.68 : 185,165.46 = 44,564.28 : x
  2. Step 2: Convert to fraction form
    123,430.68/185,165.46 = 44,564.28/x
  3. Step 3: Cross multiply
    123,430.68x = 185,165.46 × 44,564.28
  4. Step 4: Simplify right side
    123,430.68x = 8,251,765,405.77
  5. Step 5: Solve for x
    x = 8,251,765,405.77/123,430.68
  6. Step 6: Final answer
    x = 66,853.44

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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.