Home / 184,421.70-276,632.55-121,436.10

Finding the Fourth Proportional to 184,421.70, 276,632.55 and 121,436.10

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Solution

The fourth proportional to 184,421.70, 276,632.55 and 121,436.10 is: 182,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,421.70 : 276,632.55 = 121,436.10 : x
  2. Step 2: Convert to fraction form
    184,421.70/276,632.55 = 121,436.10/x
  3. Step 3: Cross multiply
    184,421.70x = 276,632.55 × 121,436.10
  4. Step 4: Simplify right side
    184,421.70x = 33,593,178,005.06
  5. Step 5: Solve for x
    x = 33,593,178,005.06/184,421.70
  6. Step 6: Final answer
    x = 182,154.15

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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.