Home / 83,526.84-125,284.59-39,163.50

Finding the Fourth Proportional to 83,526.84, 125,284.59 and 39,163.50

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Solution

The fourth proportional to 83,526.84, 125,284.59 and 39,163.50 is: 58,742.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,526.84 : 125,284.59 = 39,163.50 : x
  2. Step 2: Convert to fraction form
    83,526.84/125,284.59 = 39,163.50/x
  3. Step 3: Cross multiply
    83,526.84x = 125,284.59 × 39,163.50
  4. Step 4: Simplify right side
    83,526.84x = 4,906,583,040.47
  5. Step 5: Solve for x
    x = 4,906,583,040.47/83,526.84
  6. Step 6: Final answer
    x = 58,742.59

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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.