Home / 185,238.38-255,616.35-104,669.30

Finding the Fourth Proportional to 185,238.38, 255,616.35 and 104,669.30

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Solution

The fourth proportional to 185,238.38, 255,616.35 and 104,669.30 is: 144,436.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,238.38 : 255,616.35 = 104,669.30 : x
  2. Step 2: Convert to fraction form
    185,238.38/255,616.35 = 104,669.30/x
  3. Step 3: Cross multiply
    185,238.38x = 255,616.35 × 104,669.30
  4. Step 4: Simplify right side
    185,238.38x = 26,755,184,423.06
  5. Step 5: Solve for x
    x = 26,755,184,423.06/185,238.38
  6. Step 6: Final answer
    x = 144,436.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.