Home / 84,066.35-116,001.60-57,200.27

Finding the Fourth Proportional to 84,066.35, 116,001.60 and 57,200.27

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Solution

The fourth proportional to 84,066.35, 116,001.60 and 57,200.27 is: 78,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,066.35 : 116,001.60 = 57,200.27 : x
  2. Step 2: Convert to fraction form
    84,066.35/116,001.60 = 57,200.27/x
  3. Step 3: Cross multiply
    84,066.35x = 116,001.60 × 57,200.27
  4. Step 4: Simplify right side
    84,066.35x = 6,635,322,840.43
  5. Step 5: Solve for x
    x = 6,635,322,840.43/84,066.35
  6. Step 6: Final answer
    x = 78,929.59

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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.