Home / 184,381.80-254,451.70-103,812.28

Finding the Fourth Proportional to 184,381.80, 254,451.70 and 103,812.28

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Solution

The fourth proportional to 184,381.80, 254,451.70 and 103,812.28 is: 143,263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,381.80 : 254,451.70 = 103,812.28 : x
  2. Step 2: Convert to fraction form
    184,381.80/254,451.70 = 103,812.28/x
  3. Step 3: Cross multiply
    184,381.80x = 254,451.70 × 103,812.28
  4. Step 4: Simplify right side
    184,381.80x = 26,415,211,126.88
  5. Step 5: Solve for x
    x = 26,415,211,126.88/184,381.80
  6. Step 6: Final answer
    x = 143,263.66

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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.