Home / 84,476.56-116,590.02-48,659.68

Finding the Fourth Proportional to 84,476.56, 116,590.02 and 48,659.68

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Solution

The fourth proportional to 84,476.56, 116,590.02 and 48,659.68 is: 67,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,476.56 : 116,590.02 = 48,659.68 : x
  2. Step 2: Convert to fraction form
    84,476.56/116,590.02 = 48,659.68/x
  3. Step 3: Cross multiply
    84,476.56x = 116,590.02 × 48,659.68
  4. Step 4: Simplify right side
    84,476.56x = 5,673,233,064.39
  5. Step 5: Solve for x
    x = 5,673,233,064.39/84,476.56
  6. Step 6: Final answer
    x = 67,157.48

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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.