Home / 175,981.39-263,969.35-42,860.52

Finding the Fourth Proportional to 175,981.39, 263,969.35 and 42,860.52

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Solution

The fourth proportional to 175,981.39, 263,969.35 and 42,860.52 is: 64,290.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,981.39 : 263,969.35 = 42,860.52 : x
  2. Step 2: Convert to fraction form
    175,981.39/263,969.35 = 42,860.52/x
  3. Step 3: Cross multiply
    175,981.39x = 263,969.35 × 42,860.52
  4. Step 4: Simplify right side
    175,981.39x = 11,313,863,497.91
  5. Step 5: Solve for x
    x = 11,313,863,497.91/175,981.39
  6. Step 6: Final answer
    x = 64,290.11

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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.