Home / 97,832.20-146,529.60-51,030.40

Finding the Fourth Proportional to 97,832.20, 146,529.60 and 51,030.40

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Solution

The fourth proportional to 97,832.20, 146,529.60 and 51,030.40 is: 76,431.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,832.20 : 146,529.60 = 51,030.40 : x
  2. Step 2: Convert to fraction form
    97,832.20/146,529.60 = 51,030.40/x
  3. Step 3: Cross multiply
    97,832.20x = 146,529.60 × 51,030.40
  4. Step 4: Simplify right side
    97,832.20x = 7,477,464,099.84
  5. Step 5: Solve for x
    x = 7,477,464,099.84/97,832.20
  6. Step 6: Final answer
    x = 76,431.52

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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.