Home / 162,746.04-243,786.42-120,673.56

Finding the Fourth Proportional to 162,746.04, 243,786.42 and 120,673.56

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Solution

The fourth proportional to 162,746.04, 243,786.42 and 120,673.56 is: 180,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,746.04 : 243,786.42 = 120,673.56 : x
  2. Step 2: Convert to fraction form
    162,746.04/243,786.42 = 120,673.56/x
  3. Step 3: Cross multiply
    162,746.04x = 243,786.42 × 120,673.56
  4. Step 4: Simplify right side
    162,746.04x = 29,418,575,181.06
  5. Step 5: Solve for x
    x = 29,418,575,181.06/162,746.04
  6. Step 6: Final answer
    x = 180,763.69

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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.