Home / 175,935.45-242,823.44-100,483.95

Finding the Fourth Proportional to 175,935.45, 242,823.44 and 100,483.95

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Solution

The fourth proportional to 175,935.45, 242,823.44 and 100,483.95 is: 138,686.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,935.45 : 242,823.44 = 100,483.95 : x
  2. Step 2: Convert to fraction form
    175,935.45/242,823.44 = 100,483.95/x
  3. Step 3: Cross multiply
    175,935.45x = 242,823.44 × 100,483.95
  4. Step 4: Simplify right side
    175,935.45x = 24,399,858,403.79
  5. Step 5: Solve for x
    x = 24,399,858,403.79/175,935.45
  6. Step 6: Final answer
    x = 138,686.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.