Home / 84,300.64-116,347.07-50,310.57

Finding the Fourth Proportional to 84,300.64, 116,347.07 and 50,310.57

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Solution

The fourth proportional to 84,300.64, 116,347.07 and 50,310.57 is: 69,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,300.64 : 116,347.07 = 50,310.57 : x
  2. Step 2: Convert to fraction form
    84,300.64/116,347.07 = 50,310.57/x
  3. Step 3: Cross multiply
    84,300.64x = 116,347.07 × 50,310.57
  4. Step 4: Simplify right side
    84,300.64x = 5,853,487,409.53
  5. Step 5: Solve for x
    x = 5,853,487,409.53/84,300.64
  6. Step 6: Final answer
    x = 69,435.86

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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.