Home / 239,161.86-358,786.92-98,931.42

Finding the Fourth Proportional to 239,161.86, 358,786.92 and 98,931.42

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Solution

The fourth proportional to 239,161.86, 358,786.92 and 98,931.42 is: 148,415.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,161.86 : 358,786.92 = 98,931.42 : x
  2. Step 2: Convert to fraction form
    239,161.86/358,786.92 = 98,931.42/x
  3. Step 3: Cross multiply
    239,161.86x = 358,786.92 × 98,931.42
  4. Step 4: Simplify right side
    239,161.86x = 35,495,297,184.43
  5. Step 5: Solve for x
    x = 35,495,297,184.43/239,161.86
  6. Step 6: Final answer
    x = 148,415.38

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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.