Home / 51,574.93-77,370.59-18,290.15

Finding the Fourth Proportional to 51,574.93, 77,370.59 and 18,290.15

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Solution

The fourth proportional to 51,574.93, 77,370.59 and 18,290.15 is: 27,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,574.93 : 77,370.59 = 18,290.15 : x
  2. Step 2: Convert to fraction form
    51,574.93/77,370.59 = 18,290.15/x
  3. Step 3: Cross multiply
    51,574.93x = 77,370.59 × 18,290.15
  4. Step 4: Simplify right side
    51,574.93x = 1,415,120,080.91
  5. Step 5: Solve for x
    x = 1,415,120,080.91/51,574.93
  6. Step 6: Final answer
    x = 27,438.14

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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.