Home / 130,326-179,850.06-73,736.16

Finding the Fourth Proportional to 130,326, 179,850.06 and 73,736.16

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Solution

The fourth proportional to 130,326, 179,850.06 and 73,736.16 is: 101,756.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,326 : 179,850.06 = 73,736.16 : x
  2. Step 2: Convert to fraction form
    130,326/179,850.06 = 73,736.16/x
  3. Step 3: Cross multiply
    130,326x = 179,850.06 × 73,736.16
  4. Step 4: Simplify right side
    130,326x = 13,261,452,800.17
  5. Step 5: Solve for x
    x = 13,261,452,800.17/130,326
  6. Step 6: Final answer
    x = 101,756.00

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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.