Home / 174,695.03-261,855.69-90,370.28

Finding the Fourth Proportional to 174,695.03, 261,855.69 and 90,370.28

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Solution

The fourth proportional to 174,695.03, 261,855.69 and 90,370.28 is: 135,458.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,695.03 : 261,855.69 = 90,370.28 : x
  2. Step 2: Convert to fraction form
    174,695.03/261,855.69 = 90,370.28/x
  3. Step 3: Cross multiply
    174,695.03x = 261,855.69 × 90,370.28
  4. Step 4: Simplify right side
    174,695.03x = 23,663,972,340.64
  5. Step 5: Solve for x
    x = 23,663,972,340.64/174,695.03
  6. Step 6: Final answer
    x = 135,458.76

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1.5x scale

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.