Home / 184,530.70-276,781.65-72,189.10

Finding the Fourth Proportional to 184,530.70, 276,781.65 and 72,189.10

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Solution

The fourth proportional to 184,530.70, 276,781.65 and 72,189.10 is: 108,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,530.70 : 276,781.65 = 72,189.10 : x
  2. Step 2: Convert to fraction form
    184,530.70/276,781.65 = 72,189.10/x
  3. Step 3: Cross multiply
    184,530.70x = 276,781.65 × 72,189.10
  4. Step 4: Simplify right side
    184,530.70x = 19,980,618,210.02
  5. Step 5: Solve for x
    x = 19,980,618,210.02/184,530.70
  6. Step 6: Final answer
    x = 108,278.02

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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.