Home / 132,917.04-183,415.32-76,346.64

Finding the Fourth Proportional to 132,917.04, 183,415.32 and 76,346.64

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Solution

The fourth proportional to 132,917.04, 183,415.32 and 76,346.64 is: 105,352.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,917.04 : 183,415.32 = 76,346.64 : x
  2. Step 2: Convert to fraction form
    132,917.04/183,415.32 = 76,346.64/x
  3. Step 3: Cross multiply
    132,917.04x = 183,415.32 × 76,346.64
  4. Step 4: Simplify right side
    132,917.04x = 14,003,143,406.52
  5. Step 5: Solve for x
    x = 14,003,143,406.52/132,917.04
  6. Step 6: Final answer
    x = 105,352.51

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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.