Home / 84,157.56-116,132.58-48,347.46

Finding the Fourth Proportional to 84,157.56, 116,132.58 and 48,347.46

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Solution

The fourth proportional to 84,157.56, 116,132.58 and 48,347.46 is: 66,716.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,157.56 : 116,132.58 = 48,347.46 : x
  2. Step 2: Convert to fraction form
    84,157.56/116,132.58 = 48,347.46/x
  3. Step 3: Cross multiply
    84,157.56x = 116,132.58 × 48,347.46
  4. Step 4: Simplify right side
    84,157.56x = 5,614,715,266.25
  5. Step 5: Solve for x
    x = 5,614,715,266.25/84,157.56
  6. Step 6: Final answer
    x = 66,716.71

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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.