Home / 69,953.30-96,532.74-38,121.51

Finding the Fourth Proportional to 69,953.30, 96,532.74 and 38,121.51

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Solution

The fourth proportional to 69,953.30, 96,532.74 and 38,121.51 is: 52,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,953.30 : 96,532.74 = 38,121.51 : x
  2. Step 2: Convert to fraction form
    69,953.30/96,532.74 = 38,121.51/x
  3. Step 3: Cross multiply
    69,953.30x = 96,532.74 × 38,121.51
  4. Step 4: Simplify right side
    69,953.30x = 3,679,973,813.24
  5. Step 5: Solve for x
    x = 3,679,973,813.24/69,953.30
  6. Step 6: Final answer
    x = 52,606.15

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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.