Home / 68,934.66-103,256.69-31,526.23

Finding the Fourth Proportional to 68,934.66, 103,256.69 and 31,526.23

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Solution

The fourth proportional to 68,934.66, 103,256.69 and 31,526.23 is: 47,222.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,934.66 : 103,256.69 = 31,526.23 : x
  2. Step 2: Convert to fraction form
    68,934.66/103,256.69 = 31,526.23/x
  3. Step 3: Cross multiply
    68,934.66x = 103,256.69 × 31,526.23
  4. Step 4: Simplify right side
    68,934.66x = 3,255,293,742.21
  5. Step 5: Solve for x
    x = 3,255,293,742.21/68,934.66
  6. Step 6: Final answer
    x = 47,222.89

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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.