Home / 86,460.57-129,620.45-58,026.83

Finding the Fourth Proportional to 86,460.57, 129,620.45 and 58,026.83

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Solution

The fourth proportional to 86,460.57, 129,620.45 and 58,026.83 is: 86,992.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,460.57 : 129,620.45 = 58,026.83 : x
  2. Step 2: Convert to fraction form
    86,460.57/129,620.45 = 58,026.83/x
  3. Step 3: Cross multiply
    86,460.57x = 129,620.45 × 58,026.83
  4. Step 4: Simplify right side
    86,460.57x = 7,521,462,878.44
  5. Step 5: Solve for x
    x = 7,521,462,878.44/86,460.57
  6. Step 6: Final answer
    x = 86,992.98

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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.