Home / 84,488.19-116,581.46-54,276

Finding the Fourth Proportional to 84,488.19, 116,581.46 and 54,276

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Solution

The fourth proportional to 84,488.19, 116,581.46 and 54,276 is: 74,893.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,488.19 : 116,581.46 = 54,276 : x
  2. Step 2: Convert to fraction form
    84,488.19/116,581.46 = 54,276/x
  3. Step 3: Cross multiply
    84,488.19x = 116,581.46 × 54,276
  4. Step 4: Simplify right side
    84,488.19x = 6,327,575,051.58
  5. Step 5: Solve for x
    x = 6,327,575,051.58/84,488.19
  6. Step 6: Final answer
    x = 74,893.01

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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.