Home / 84,483.14-116,615.84-48,687.39

Finding the Fourth Proportional to 84,483.14, 116,615.84 and 48,687.39

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Solution

The fourth proportional to 84,483.14, 116,615.84 and 48,687.39 is: 67,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,483.14 : 116,615.84 = 48,687.39 : x
  2. Step 2: Convert to fraction form
    84,483.14/116,615.84 = 48,687.39/x
  3. Step 3: Cross multiply
    84,483.14x = 116,615.84 × 48,687.39
  4. Step 4: Simplify right side
    84,483.14x = 5,677,720,638.82
  5. Step 5: Solve for x
    x = 5,677,720,638.82/84,483.14
  6. Step 6: Final answer
    x = 67,205.37

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1.5x scale

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.