Home / 76,632.40-114,941.76-26,704

Finding the Fourth Proportional to 76,632.40, 114,941.76 and 26,704

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Solution

The fourth proportional to 76,632.40, 114,941.76 and 26,704 is: 40,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,632.40 : 114,941.76 = 26,704 : x
  2. Step 2: Convert to fraction form
    76,632.40/114,941.76 = 26,704/x
  3. Step 3: Cross multiply
    76,632.40x = 114,941.76 × 26,704
  4. Step 4: Simplify right side
    76,632.40x = 3,069,404,759.04
  5. Step 5: Solve for x
    x = 3,069,404,759.04/76,632.40
  6. Step 6: Final answer
    x = 40,053.62

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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.