Home / 130,292.87-179,804.82-73,703.03

Finding the Fourth Proportional to 130,292.87, 179,804.82 and 73,703.03

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Solution

The fourth proportional to 130,292.87, 179,804.82 and 73,703.03 is: 101,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,292.87 : 179,804.82 = 73,703.03 : x
  2. Step 2: Convert to fraction form
    130,292.87/179,804.82 = 73,703.03/x
  3. Step 3: Cross multiply
    130,292.87x = 179,804.82 × 73,703.03
  4. Step 4: Simplify right side
    130,292.87x = 13,252,159,143.58
  5. Step 5: Solve for x
    x = 13,252,159,143.58/130,292.87
  6. Step 6: Final answer
    x = 101,710.55

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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.