Home / 84,191.58-116,204.37-48,402.45

Finding the Fourth Proportional to 84,191.58, 116,204.37 and 48,402.45

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Solution

The fourth proportional to 84,191.58, 116,204.37 and 48,402.45 is: 66,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,191.58 : 116,204.37 = 48,402.45 : x
  2. Step 2: Convert to fraction form
    84,191.58/116,204.37 = 48,402.45/x
  3. Step 3: Cross multiply
    84,191.58x = 116,204.37 × 48,402.45
  4. Step 4: Simplify right side
    84,191.58x = 5,624,576,208.71
  5. Step 5: Solve for x
    x = 5,624,576,208.71/84,191.58
  6. Step 6: Final answer
    x = 66,806.87

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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.