Home / 84,681.44-116,878.61-50,697.51

Finding the Fourth Proportional to 84,681.44, 116,878.61 and 50,697.51

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Solution

The fourth proportional to 84,681.44, 116,878.61 and 50,697.51 is: 69,973.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,681.44 : 116,878.61 = 50,697.51 : x
  2. Step 2: Convert to fraction form
    84,681.44/116,878.61 = 50,697.51/x
  3. Step 3: Cross multiply
    84,681.44x = 116,878.61 × 50,697.51
  4. Step 4: Simplify right side
    84,681.44x = 5,925,454,499.26
  5. Step 5: Solve for x
    x = 5,925,454,499.26/84,681.44
  6. Step 6: Final answer
    x = 69,973.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.