Home / 132,849.60-199,309.62-76,588.50

Finding the Fourth Proportional to 132,849.60, 199,309.62 and 76,588.50

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Solution

The fourth proportional to 132,849.60, 199,309.62 and 76,588.50 is: 114,903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,849.60 : 199,309.62 = 76,588.50 : x
  2. Step 2: Convert to fraction form
    132,849.60/199,309.62 = 76,588.50/x
  3. Step 3: Cross multiply
    132,849.60x = 199,309.62 × 76,588.50
  4. Step 4: Simplify right side
    132,849.60x = 15,264,824,831.37
  5. Step 5: Solve for x
    x = 15,264,824,831.37/132,849.60
  6. Step 6: Final answer
    x = 114,903.05

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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.