Home / 84,345.03-126,534.25-44,383.08

Finding the Fourth Proportional to 84,345.03, 126,534.25 and 44,383.08

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Solution

The fourth proportional to 84,345.03, 126,534.25 and 44,383.08 is: 66,583.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,345.03 : 126,534.25 = 44,383.08 : x
  2. Step 2: Convert to fraction form
    84,345.03/126,534.25 = 44,383.08/x
  3. Step 3: Cross multiply
    84,345.03x = 126,534.25 × 44,383.08
  4. Step 4: Simplify right side
    84,345.03x = 5,615,979,740.49
  5. Step 5: Solve for x
    x = 5,615,979,740.49/84,345.03
  6. Step 6: Final answer
    x = 66,583.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.