Home / 242,052.90-363,079.35-212,504.10

Finding the Fourth Proportional to 242,052.90, 363,079.35 and 212,504.10

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Solution

The fourth proportional to 242,052.90, 363,079.35 and 212,504.10 is: 318,756.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,052.90 : 363,079.35 = 212,504.10 : x
  2. Step 2: Convert to fraction form
    242,052.90/363,079.35 = 212,504.10/x
  3. Step 3: Cross multiply
    242,052.90x = 363,079.35 × 212,504.10
  4. Step 4: Simplify right side
    242,052.90x = 77,155,850,500.34
  5. Step 5: Solve for x
    x = 77,155,850,500.34/242,052.90
  6. Step 6: Final answer
    x = 318,756.15

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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.