Home / 96,408.43-133,051.31-71,030.72

Finding the Fourth Proportional to 96,408.43, 133,051.31 and 71,030.72

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Solution

The fourth proportional to 96,408.43, 133,051.31 and 71,030.72 is: 98,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,408.43 : 133,051.31 = 71,030.72 : x
  2. Step 2: Convert to fraction form
    96,408.43/133,051.31 = 71,030.72/x
  3. Step 3: Cross multiply
    96,408.43x = 133,051.31 × 71,030.72
  4. Step 4: Simplify right side
    96,408.43x = 9,450,730,590.08
  5. Step 5: Solve for x
    x = 9,450,730,590.08/96,408.43
  6. Step 6: Final answer
    x = 98,028.05

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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.