Home / 181,021.04-271,730.20-143,820.24

Finding the Fourth Proportional to 181,021.04, 271,730.20 and 143,820.24

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Solution

The fourth proportional to 181,021.04, 271,730.20 and 143,820.24 is: 215,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,021.04 : 271,730.20 = 143,820.24 : x
  2. Step 2: Convert to fraction form
    181,021.04/271,730.20 = 143,820.24/x
  3. Step 3: Cross multiply
    181,021.04x = 271,730.20 × 143,820.24
  4. Step 4: Simplify right side
    181,021.04x = 39,080,302,579.25
  5. Step 5: Solve for x
    x = 39,080,302,579.25/181,021.04
  6. Step 6: Final answer
    x = 215,888.18

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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.