Home / 236,128.77-354,297.65-123,782.24

Finding the Fourth Proportional to 236,128.77, 354,297.65 and 123,782.24

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Solution

The fourth proportional to 236,128.77, 354,297.65 and 123,782.24 is: 185,728.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,128.77 : 354,297.65 = 123,782.24 : x
  2. Step 2: Convert to fraction form
    236,128.77/354,297.65 = 123,782.24/x
  3. Step 3: Cross multiply
    236,128.77x = 354,297.65 × 123,782.24
  4. Step 4: Simplify right side
    236,128.77x = 43,855,757,010.57
  5. Step 5: Solve for x
    x = 43,855,757,010.57/236,128.77
  6. Step 6: Final answer
    x = 185,728.14

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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.