Home / 51,827.74-77,758.04-18,547.06

Finding the Fourth Proportional to 51,827.74, 77,758.04 and 18,547.06

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Solution

The fourth proportional to 51,827.74, 77,758.04 and 18,547.06 is: 27,826.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,827.74 : 77,758.04 = 18,547.06 : x
  2. Step 2: Convert to fraction form
    51,827.74/77,758.04 = 18,547.06/x
  3. Step 3: Cross multiply
    51,827.74x = 77,758.04 × 18,547.06
  4. Step 4: Simplify right side
    51,827.74x = 1,442,183,033.36
  5. Step 5: Solve for x
    x = 1,442,183,033.36/51,827.74
  6. Step 6: Final answer
    x = 27,826.47

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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.