Home / 84,150.99-116,107.61-51,437.03

Finding the Fourth Proportional to 84,150.99, 116,107.61 and 51,437.03

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Solution

The fourth proportional to 84,150.99, 116,107.61 and 51,437.03 is: 70,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,150.99 : 116,107.61 = 51,437.03 : x
  2. Step 2: Convert to fraction form
    84,150.99/116,107.61 = 51,437.03/x
  3. Step 3: Cross multiply
    84,150.99x = 116,107.61 × 51,437.03
  4. Step 4: Simplify right side
    84,150.99x = 5,972,229,781.08
  5. Step 5: Solve for x
    x = 5,972,229,781.08/84,150.99
  6. Step 6: Final answer
    x = 70,970.40

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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.