Home / 69,431.90-104,148.45-16,841.84

Finding the Fourth Proportional to 69,431.90, 104,148.45 and 16,841.84

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Solution

The fourth proportional to 69,431.90, 104,148.45 and 16,841.84 is: 25,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,431.90 : 104,148.45 = 16,841.84 : x
  2. Step 2: Convert to fraction form
    69,431.90/104,148.45 = 16,841.84/x
  3. Step 3: Cross multiply
    69,431.90x = 104,148.45 × 16,841.84
  4. Step 4: Simplify right side
    69,431.90x = 1,754,051,010.41
  5. Step 5: Solve for x
    x = 1,754,051,010.41/69,431.90
  6. Step 6: Final answer
    x = 25,262.90

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1.5x scale

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.