Home / 84,551.16-116,704.62-51,019.32

Finding the Fourth Proportional to 84,551.16, 116,704.62 and 51,019.32

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Solution

The fourth proportional to 84,551.16, 116,704.62 and 51,019.32 is: 70,421.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,551.16 : 116,704.62 = 51,019.32 : x
  2. Step 2: Convert to fraction form
    84,551.16/116,704.62 = 51,019.32/x
  3. Step 3: Cross multiply
    84,551.16x = 116,704.62 × 51,019.32
  4. Step 4: Simplify right side
    84,551.16x = 5,954,190,353.26
  5. Step 5: Solve for x
    x = 5,954,190,353.26/84,551.16
  6. Step 6: Final answer
    x = 70,421.16

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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.