Home / 39,825.30-59,747.18-13,530.06

Finding the Fourth Proportional to 39,825.30, 59,747.18 and 13,530.06

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Solution

The fourth proportional to 39,825.30, 59,747.18 and 13,530.06 is: 20,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,825.30 : 59,747.18 = 13,530.06 : x
  2. Step 2: Convert to fraction form
    39,825.30/59,747.18 = 13,530.06/x
  3. Step 3: Cross multiply
    39,825.30x = 59,747.18 × 13,530.06
  4. Step 4: Simplify right side
    39,825.30x = 808,382,930.23
  5. Step 5: Solve for x
    x = 808,382,930.23/39,825.30
  6. Step 6: Final answer
    x = 20,298.23

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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.