Home / 77,719.96-116,580.02-22,315.96

Finding the Fourth Proportional to 77,719.96, 116,580.02 and 22,315.96

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Solution

The fourth proportional to 77,719.96, 116,580.02 and 22,315.96 is: 33,473.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,719.96 : 116,580.02 = 22,315.96 : x
  2. Step 2: Convert to fraction form
    77,719.96/116,580.02 = 22,315.96/x
  3. Step 3: Cross multiply
    77,719.96x = 116,580.02 × 22,315.96
  4. Step 4: Simplify right side
    77,719.96x = 2,601,595,063.12
  5. Step 5: Solve for x
    x = 2,601,595,063.12/77,719.96
  6. Step 6: Final answer
    x = 33,473.96

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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.