Home / 69,468.09-95,869.70-39,254.69

Finding the Fourth Proportional to 69,468.09, 95,869.70 and 39,254.69

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Solution

The fourth proportional to 69,468.09, 95,869.70 and 39,254.69 is: 54,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,468.09 : 95,869.70 = 39,254.69 : x
  2. Step 2: Convert to fraction form
    69,468.09/95,869.70 = 39,254.69/x
  3. Step 3: Cross multiply
    69,468.09x = 95,869.70 × 39,254.69
  4. Step 4: Simplify right side
    69,468.09x = 3,763,334,678.27
  5. Step 5: Solve for x
    x = 3,763,334,678.27/69,468.09
  6. Step 6: Final answer
    x = 54,173.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.