Home / 84,528.74-116,645.82-48,724.04

Finding the Fourth Proportional to 84,528.74, 116,645.82 and 48,724.04

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Solution

The fourth proportional to 84,528.74, 116,645.82 and 48,724.04 is: 67,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,528.74 : 116,645.82 = 48,724.04 : x
  2. Step 2: Convert to fraction form
    84,528.74/116,645.82 = 48,724.04/x
  3. Step 3: Cross multiply
    84,528.74x = 116,645.82 × 48,724.04
  4. Step 4: Simplify right side
    84,528.74x = 5,683,455,599.51
  5. Step 5: Solve for x
    x = 5,683,455,599.51/84,528.74
  6. Step 6: Final answer
    x = 67,236.96

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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.