Home / 163,022.20-244,533.30-74,448.70

Finding the Fourth Proportional to 163,022.20, 244,533.30 and 74,448.70

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Solution

The fourth proportional to 163,022.20, 244,533.30 and 74,448.70 is: 111,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,022.20 : 244,533.30 = 74,448.70 : x
  2. Step 2: Convert to fraction form
    163,022.20/244,533.30 = 74,448.70/x
  3. Step 3: Cross multiply
    163,022.20x = 244,533.30 × 74,448.70
  4. Step 4: Simplify right side
    163,022.20x = 18,205,186,291.71
  5. Step 5: Solve for x
    x = 18,205,186,291.71/163,022.20
  6. Step 6: Final answer
    x = 111,673.05

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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.