Home / 116,524.51-160,779.68-68,117.03

Finding the Fourth Proportional to 116,524.51, 160,779.68 and 68,117.03

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Solution

The fourth proportional to 116,524.51, 160,779.68 and 68,117.03 is: 93,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,524.51 : 160,779.68 = 68,117.03 : x
  2. Step 2: Convert to fraction form
    116,524.51/160,779.68 = 68,117.03/x
  3. Step 3: Cross multiply
    116,524.51x = 160,779.68 × 68,117.03
  4. Step 4: Simplify right side
    116,524.51x = 10,951,834,347.31
  5. Step 5: Solve for x
    x = 10,951,834,347.31/116,524.51
  6. Step 6: Final answer
    x = 93,987.39

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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.