Home / 133,624.96-184,526.40-100,032.64

Finding the Fourth Proportional to 133,624.96, 184,526.40 and 100,032.64

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Solution

The fourth proportional to 133,624.96, 184,526.40 and 100,032.64 is: 138,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,624.96 : 184,526.40 = 100,032.64 : x
  2. Step 2: Convert to fraction form
    133,624.96/184,526.40 = 100,032.64/x
  3. Step 3: Cross multiply
    133,624.96x = 184,526.40 × 100,032.64
  4. Step 4: Simplify right side
    133,624.96x = 18,458,662,941.70
  5. Step 5: Solve for x
    x = 18,458,662,941.70/133,624.96
  6. Step 6: Final answer
    x = 138,137.84

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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.