Home / 98,889.31-136,467.30-53,567.38

Finding the Fourth Proportional to 98,889.31, 136,467.30 and 53,567.38

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Solution

The fourth proportional to 98,889.31, 136,467.30 and 53,567.38 is: 73,923.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,889.31 : 136,467.30 = 53,567.38 : x
  2. Step 2: Convert to fraction form
    98,889.31/136,467.30 = 53,567.38/x
  3. Step 3: Cross multiply
    98,889.31x = 136,467.30 × 53,567.38
  4. Step 4: Simplify right side
    98,889.31x = 7,310,195,716.67
  5. Step 5: Solve for x
    x = 7,310,195,716.67/98,889.31
  6. Step 6: Final answer
    x = 73,923.01

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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.