Home / 68,094.74-102,155.08-26,538.50

Finding the Fourth Proportional to 68,094.74, 102,155.08 and 26,538.50

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Solution

The fourth proportional to 68,094.74, 102,155.08 and 26,538.50 is: 39,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,094.74 : 102,155.08 = 26,538.50 : x
  2. Step 2: Convert to fraction form
    68,094.74/102,155.08 = 26,538.50/x
  3. Step 3: Cross multiply
    68,094.74x = 102,155.08 × 26,538.50
  4. Step 4: Simplify right side
    68,094.74x = 2,711,042,590.58
  5. Step 5: Solve for x
    x = 2,711,042,590.58/68,094.74
  6. Step 6: Final answer
    x = 39,812.80

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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.