Home / 242,621.80-364,045.42-92,812.56

Finding the Fourth Proportional to 242,621.80, 364,045.42 and 92,812.56

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Solution

The fourth proportional to 242,621.80, 364,045.42 and 92,812.56 is: 139,261.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,621.80 : 364,045.42 = 92,812.56 : x
  2. Step 2: Convert to fraction form
    242,621.80/364,045.42 = 92,812.56/x
  3. Step 3: Cross multiply
    242,621.80x = 364,045.42 × 92,812.56
  4. Step 4: Simplify right side
    242,621.80x = 33,787,987,386.48
  5. Step 5: Solve for x
    x = 33,787,987,386.48/242,621.80
  6. Step 6: Final answer
    x = 139,261.96

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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.