Home / 242,821.68-364,145.04-102,591.24

Finding the Fourth Proportional to 242,821.68, 364,145.04 and 102,591.24

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Solution

The fourth proportional to 242,821.68, 364,145.04 and 102,591.24 is: 153,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,821.68 : 364,145.04 = 102,591.24 : x
  2. Step 2: Convert to fraction form
    242,821.68/364,145.04 = 102,591.24/x
  3. Step 3: Cross multiply
    242,821.68x = 364,145.04 × 102,591.24
  4. Step 4: Simplify right side
    242,821.68x = 37,358,091,193.45
  5. Step 5: Solve for x
    x = 37,358,091,193.45/242,821.68
  6. Step 6: Final answer
    x = 153,849.90

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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.