Home / 363,919.98-545,981.24-158,772.58

Finding the Fourth Proportional to 363,919.98, 545,981.24 and 158,772.58

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Solution

The fourth proportional to 363,919.98, 545,981.24 and 158,772.58 is: 238,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,919.98 : 545,981.24 = 158,772.58 : x
  2. Step 2: Convert to fraction form
    363,919.98/545,981.24 = 158,772.58/x
  3. Step 3: Cross multiply
    363,919.98x = 545,981.24 × 158,772.58
  4. Step 4: Simplify right side
    363,919.98x = 86,686,849,312.54
  5. Step 5: Solve for x
    x = 86,686,849,312.54/363,919.98
  6. Step 6: Final answer
    x = 238,203.05

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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.