Home / 84,593.74-116,686.44-54,418.36

Finding the Fourth Proportional to 84,593.74, 116,686.44 and 54,418.36

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Solution

The fourth proportional to 84,593.74, 116,686.44 and 54,418.36 is: 75,063.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,593.74 : 116,686.44 = 54,418.36 : x
  2. Step 2: Convert to fraction form
    84,593.74/116,686.44 = 54,418.36/x
  3. Step 3: Cross multiply
    84,593.74x = 116,686.44 × 54,418.36
  4. Step 4: Simplify right side
    84,593.74x = 6,349,884,699.04
  5. Step 5: Solve for x
    x = 6,349,884,699.04/84,593.74
  6. Step 6: Final answer
    x = 75,063.29

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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.