Home / 76,528.70-114,793.08-23,938.40

Finding the Fourth Proportional to 76,528.70, 114,793.08 and 23,938.40

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Solution

The fourth proportional to 76,528.70, 114,793.08 and 23,938.40 is: 35,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,528.70 : 114,793.08 = 23,938.40 : x
  2. Step 2: Convert to fraction form
    76,528.70/114,793.08 = 23,938.40/x
  3. Step 3: Cross multiply
    76,528.70x = 114,793.08 × 23,938.40
  4. Step 4: Simplify right side
    76,528.70x = 2,747,962,666.27
  5. Step 5: Solve for x
    x = 2,747,962,666.27/76,528.70
  6. Step 6: Final answer
    x = 35,907.61

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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.