Home / 179,983.80-248,409.36-103,496.76

Finding the Fourth Proportional to 179,983.80, 248,409.36 and 103,496.76

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Solution

The fourth proportional to 179,983.80, 248,409.36 and 103,496.76 is: 142,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,983.80 : 248,409.36 = 103,496.76 : x
  2. Step 2: Convert to fraction form
    179,983.80/248,409.36 = 103,496.76/x
  3. Step 3: Cross multiply
    179,983.80x = 248,409.36 × 103,496.76
  4. Step 4: Simplify right side
    179,983.80x = 25,709,563,913.67
  5. Step 5: Solve for x
    x = 25,709,563,913.67/179,983.80
  6. Step 6: Final answer
    x = 142,843.77

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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.