Home / 77,766.04-116,667.54-25,175.50

Finding the Fourth Proportional to 77,766.04, 116,667.54 and 25,175.50

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Solution

The fourth proportional to 77,766.04, 116,667.54 and 25,175.50 is: 37,769.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,766.04 : 116,667.54 = 25,175.50 : x
  2. Step 2: Convert to fraction form
    77,766.04/116,667.54 = 25,175.50/x
  3. Step 3: Cross multiply
    77,766.04x = 116,667.54 × 25,175.50
  4. Step 4: Simplify right side
    77,766.04x = 2,937,163,653.27
  5. Step 5: Solve for x
    x = 2,937,163,653.27/77,766.04
  6. Step 6: Final answer
    x = 37,769.23

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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.