Home / 124,313.78-186,633.28-73,805.02

Finding the Fourth Proportional to 124,313.78, 186,633.28 and 73,805.02

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Solution

The fourth proportional to 124,313.78, 186,633.28 and 73,805.02 is: 110,804.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,313.78 : 186,633.28 = 73,805.02 : x
  2. Step 2: Convert to fraction form
    124,313.78/186,633.28 = 73,805.02/x
  3. Step 3: Cross multiply
    124,313.78x = 186,633.28 × 73,805.02
  4. Step 4: Simplify right side
    124,313.78x = 13,774,472,963.07
  5. Step 5: Solve for x
    x = 13,774,472,963.07/124,313.78
  6. Step 6: Final answer
    x = 110,804.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.