Home / 71,406.51-98,544.18-39,573.36

Finding the Fourth Proportional to 71,406.51, 98,544.18 and 39,573.36

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Solution

The fourth proportional to 71,406.51, 98,544.18 and 39,573.36 is: 54,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,406.51 : 98,544.18 = 39,573.36 : x
  2. Step 2: Convert to fraction form
    71,406.51/98,544.18 = 39,573.36/x
  3. Step 3: Cross multiply
    71,406.51x = 98,544.18 × 39,573.36
  4. Step 4: Simplify right side
    71,406.51x = 3,899,723,620.46
  5. Step 5: Solve for x
    x = 3,899,723,620.46/71,406.51
  6. Step 6: Final answer
    x = 54,613.00

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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.