Home / 84,579.68-116,732.39-48,762.69

Finding the Fourth Proportional to 84,579.68, 116,732.39 and 48,762.69

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Solution

The fourth proportional to 84,579.68, 116,732.39 and 48,762.69 is: 67,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,579.68 : 116,732.39 = 48,762.69 : x
  2. Step 2: Convert to fraction form
    84,579.68/116,732.39 = 48,762.69/x
  3. Step 3: Cross multiply
    84,579.68x = 116,732.39 × 48,762.69
  4. Step 4: Simplify right side
    84,579.68x = 5,692,185,346.53
  5. Step 5: Solve for x
    x = 5,692,185,346.53/84,579.68
  6. Step 6: Final answer
    x = 67,299.68

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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.