Home / 242,408.40-363,612.14-109,132.92

Finding the Fourth Proportional to 242,408.40, 363,612.14 and 109,132.92

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Solution

The fourth proportional to 242,408.40, 363,612.14 and 109,132.92 is: 163,699.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,408.40 : 363,612.14 = 109,132.92 : x
  2. Step 2: Convert to fraction form
    242,408.40/363,612.14 = 109,132.92/x
  3. Step 3: Cross multiply
    242,408.40x = 363,612.14 × 109,132.92
  4. Step 4: Simplify right side
    242,408.40x = 39,682,054,449.23
  5. Step 5: Solve for x
    x = 39,682,054,449.23/242,408.40
  6. Step 6: Final answer
    x = 163,699.17

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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.