Home / 51,620.30-77,429.53-14,180.22

Finding the Fourth Proportional to 51,620.30, 77,429.53 and 14,180.22

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Solution

The fourth proportional to 51,620.30, 77,429.53 and 14,180.22 is: 21,270.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,620.30 : 77,429.53 = 14,180.22 : x
  2. Step 2: Convert to fraction form
    51,620.30/77,429.53 = 14,180.22/x
  3. Step 3: Cross multiply
    51,620.30x = 77,429.53 × 14,180.22
  4. Step 4: Simplify right side
    51,620.30x = 1,097,967,769.90
  5. Step 5: Solve for x
    x = 1,097,967,769.90/51,620.30
  6. Step 6: Final answer
    x = 21,270.08

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1.5x scale

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.