Home / 192,392.12-265,502.00-105,179.01

Finding the Fourth Proportional to 192,392.12, 265,502.00 and 105,179.01

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Solution

The fourth proportional to 192,392.12, 265,502.00 and 105,179.01 is: 145,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,392.12 : 265,502.00 = 105,179.01 : x
  2. Step 2: Convert to fraction form
    192,392.12/265,502.00 = 105,179.01/x
  3. Step 3: Cross multiply
    192,392.12x = 265,502.00 × 105,179.01
  4. Step 4: Simplify right side
    192,392.12x = 27,925,236,987.12
  5. Step 5: Solve for x
    x = 27,925,236,987.12/192,392.12
  6. Step 6: Final answer
    x = 145,147.51

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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.