Home / 192,438.36-265,563.18-106,403.30

Finding the Fourth Proportional to 192,438.36, 265,563.18 and 106,403.30

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Solution

The fourth proportional to 192,438.36, 265,563.18 and 106,403.30 is: 146,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,438.36 : 265,563.18 = 106,403.30 : x
  2. Step 2: Convert to fraction form
    192,438.36/265,563.18 = 106,403.30/x
  3. Step 3: Cross multiply
    192,438.36x = 265,563.18 × 106,403.30
  4. Step 4: Simplify right side
    192,438.36x = 28,256,798,710.49
  5. Step 5: Solve for x
    x = 28,256,798,710.49/192,438.36
  6. Step 6: Final answer
    x = 146,835.58

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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.