Home / 132,779.26-183,112.27-98,871.04

Finding the Fourth Proportional to 132,779.26, 183,112.27 and 98,871.04

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Solution

The fourth proportional to 132,779.26, 183,112.27 and 98,871.04 is: 136,350.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,779.26 : 183,112.27 = 98,871.04 : x
  2. Step 2: Convert to fraction form
    132,779.26/183,112.27 = 98,871.04/x
  3. Step 3: Cross multiply
    132,779.26x = 183,112.27 × 98,871.04
  4. Step 4: Simplify right side
    132,779.26x = 18,104,500,571.66
  5. Step 5: Solve for x
    x = 18,104,500,571.66/132,779.26
  6. Step 6: Final answer
    x = 136,350.37

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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.