Home / 183,710.54-253,535.20-103,143.36

Finding the Fourth Proportional to 183,710.54, 253,535.20 and 103,143.36

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Solution

The fourth proportional to 183,710.54, 253,535.20 and 103,143.36 is: 142,346.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,710.54 : 253,535.20 = 103,143.36 : x
  2. Step 2: Convert to fraction form
    183,710.54/253,535.20 = 103,143.36/x
  3. Step 3: Cross multiply
    183,710.54x = 253,535.20 × 103,143.36
  4. Step 4: Simplify right side
    183,710.54x = 26,150,472,406.27
  5. Step 5: Solve for x
    x = 26,150,472,406.27/183,710.54
  6. Step 6: Final answer
    x = 142,346.06

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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.