Home / 76,516.90-114,787.23-39,056.68

Finding the Fourth Proportional to 76,516.90, 114,787.23 and 39,056.68

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Solution

The fourth proportional to 76,516.90, 114,787.23 and 39,056.68 is: 58,591.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,516.90 : 114,787.23 = 39,056.68 : x
  2. Step 2: Convert to fraction form
    76,516.90/114,787.23 = 39,056.68/x
  3. Step 3: Cross multiply
    76,516.90x = 114,787.23 × 39,056.68
  4. Step 4: Simplify right side
    76,516.90x = 4,483,208,107.22
  5. Step 5: Solve for x
    x = 4,483,208,107.22/76,516.90
  6. Step 6: Final answer
    x = 58,591.08

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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.