Home / 59,986.49-90,035.08-30,425.08

Finding the Fourth Proportional to 59,986.49, 90,035.08 and 30,425.08

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Solution

The fourth proportional to 59,986.49, 90,035.08 and 30,425.08 is: 45,665.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,986.49 : 90,035.08 = 30,425.08 : x
  2. Step 2: Convert to fraction form
    59,986.49/90,035.08 = 30,425.08/x
  3. Step 3: Cross multiply
    59,986.49x = 90,035.08 × 30,425.08
  4. Step 4: Simplify right side
    59,986.49x = 2,739,324,061.63
  5. Step 5: Solve for x
    x = 2,739,324,061.63/59,986.49
  6. Step 6: Final answer
    x = 45,665.69

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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.