Home / 132,973.70-183,500.06-72,544.33

Finding the Fourth Proportional to 132,973.70, 183,500.06 and 72,544.33

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Solution

The fourth proportional to 132,973.70, 183,500.06 and 72,544.33 is: 100,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,973.70 : 183,500.06 = 72,544.33 : x
  2. Step 2: Convert to fraction form
    132,973.70/183,500.06 = 72,544.33/x
  3. Step 3: Cross multiply
    132,973.70x = 183,500.06 × 72,544.33
  4. Step 4: Simplify right side
    132,973.70x = 13,311,888,907.66
  5. Step 5: Solve for x
    x = 13,311,888,907.66/132,973.70
  6. Step 6: Final answer
    x = 100,109.19

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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.