Home / 181,111.20-271,666.80-136,496.40

Finding the Fourth Proportional to 181,111.20, 271,666.80 and 136,496.40

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Solution

The fourth proportional to 181,111.20, 271,666.80 and 136,496.40 is: 204,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,111.20 : 271,666.80 = 136,496.40 : x
  2. Step 2: Convert to fraction form
    181,111.20/271,666.80 = 136,496.40/x
  3. Step 3: Cross multiply
    181,111.20x = 271,666.80 × 136,496.40
  4. Step 4: Simplify right side
    181,111.20x = 37,081,540,199.52
  5. Step 5: Solve for x
    x = 37,081,540,199.52/181,111.20
  6. Step 6: Final answer
    x = 204,744.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.