Home / 133,483.01-184,273.18-76,883.45

Finding the Fourth Proportional to 133,483.01, 184,273.18 and 76,883.45

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Solution

The fourth proportional to 133,483.01, 184,273.18 and 76,883.45 is: 106,137.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,483.01 : 184,273.18 = 76,883.45 : x
  2. Step 2: Convert to fraction form
    133,483.01/184,273.18 = 76,883.45/x
  3. Step 3: Cross multiply
    133,483.01x = 184,273.18 × 76,883.45
  4. Step 4: Simplify right side
    133,483.01x = 14,167,556,707.30
  5. Step 5: Solve for x
    x = 14,167,556,707.30/133,483.01
  6. Step 6: Final answer
    x = 106,137.53

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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.