Home / 184,209.40-254,208.66-103,636.96

Finding the Fourth Proportional to 184,209.40, 254,208.66 and 103,636.96

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Solution

The fourth proportional to 184,209.40, 254,208.66 and 103,636.96 is: 143,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,209.40 : 254,208.66 = 103,636.96 : x
  2. Step 2: Convert to fraction form
    184,209.40/254,208.66 = 103,636.96/x
  3. Step 3: Cross multiply
    184,209.40x = 254,208.66 × 103,636.96
  4. Step 4: Simplify right side
    184,209.40x = 26,345,412,728.07
  5. Step 5: Solve for x
    x = 26,345,412,728.07/184,209.40
  6. Step 6: Final answer
    x = 143,018.83

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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.