Home / 69,000.75-103,501.53-27,476.91

Finding the Fourth Proportional to 69,000.75, 103,501.53 and 27,476.91

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Solution

The fourth proportional to 69,000.75, 103,501.53 and 27,476.91 is: 41,215.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,000.75 : 103,501.53 = 27,476.91 : x
  2. Step 2: Convert to fraction form
    69,000.75/103,501.53 = 27,476.91/x
  3. Step 3: Cross multiply
    69,000.75x = 103,501.53 × 27,476.91
  4. Step 4: Simplify right side
    69,000.75x = 2,843,902,224.67
  5. Step 5: Solve for x
    x = 2,843,902,224.67/69,000.75
  6. Step 6: Final answer
    x = 41,215.53

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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.