Home / 51,810.12-77,627.70-41,400

Finding the Fourth Proportional to 51,810.12, 77,627.70 and 41,400

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Solution

The fourth proportional to 51,810.12, 77,627.70 and 41,400 is: 62,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,810.12 : 77,627.70 = 41,400 : x
  2. Step 2: Convert to fraction form
    51,810.12/77,627.70 = 41,400/x
  3. Step 3: Cross multiply
    51,810.12x = 77,627.70 × 41,400
  4. Step 4: Simplify right side
    51,810.12x = 3,213,786,780
  5. Step 5: Solve for x
    x = 3,213,786,780/51,810.12
  6. Step 6: Final answer
    x = 62,030.10

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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.