Home / 51,368.45-77,052.67-13,927.01

Finding the Fourth Proportional to 51,368.45, 77,052.67 and 13,927.01

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Solution

The fourth proportional to 51,368.45, 77,052.67 and 13,927.01 is: 20,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,368.45 : 77,052.67 = 13,927.01 : x
  2. Step 2: Convert to fraction form
    51,368.45/77,052.67 = 13,927.01/x
  3. Step 3: Cross multiply
    51,368.45x = 77,052.67 × 13,927.01
  4. Step 4: Simplify right side
    51,368.45x = 1,073,112,885.54
  5. Step 5: Solve for x
    x = 1,073,112,885.54/51,368.45
  6. Step 6: Final answer
    x = 20,890.51

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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.