Home / 84,288.55-116,320.48-50,316.75

Finding the Fourth Proportional to 84,288.55, 116,320.48 and 50,316.75

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Solution

The fourth proportional to 84,288.55, 116,320.48 and 50,316.75 is: 69,438.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,288.55 : 116,320.48 = 50,316.75 : x
  2. Step 2: Convert to fraction form
    84,288.55/116,320.48 = 50,316.75/x
  3. Step 3: Cross multiply
    84,288.55x = 116,320.48 × 50,316.75
  4. Step 4: Simplify right side
    84,288.55x = 5,852,868,260.46
  5. Step 5: Solve for x
    x = 5,852,868,260.46/84,288.55
  6. Step 6: Final answer
    x = 69,438.48

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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.