Home / 179,083.08-247,107.24-103,617

Finding the Fourth Proportional to 179,083.08, 247,107.24 and 103,617

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Solution

The fourth proportional to 179,083.08, 247,107.24 and 103,617 is: 142,975.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,083.08 : 247,107.24 = 103,617 : x
  2. Step 2: Convert to fraction form
    179,083.08/247,107.24 = 103,617/x
  3. Step 3: Cross multiply
    179,083.08x = 247,107.24 × 103,617
  4. Step 4: Simplify right side
    179,083.08x = 25,604,510,887.08
  5. Step 5: Solve for x
    x = 25,604,510,887.08/179,083.08
  6. Step 6: Final answer
    x = 142,975.60

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1.5x scale

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.