Home / 62,981.04-94,476.58-20,859.42

Finding the Fourth Proportional to 62,981.04, 94,476.58 and 20,859.42

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Solution

The fourth proportional to 62,981.04, 94,476.58 and 20,859.42 is: 31,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,981.04 : 94,476.58 = 20,859.42 : x
  2. Step 2: Convert to fraction form
    62,981.04/94,476.58 = 20,859.42/x
  3. Step 3: Cross multiply
    62,981.04x = 94,476.58 × 20,859.42
  4. Step 4: Simplify right side
    62,981.04x = 1,970,726,964.52
  5. Step 5: Solve for x
    x = 1,970,726,964.52/62,981.04
  6. Step 6: Final answer
    x = 31,290.80

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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.