Home / 86,534.46-129,808.98-27,368.82

Finding the Fourth Proportional to 86,534.46, 129,808.98 and 27,368.82

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Solution

The fourth proportional to 86,534.46, 129,808.98 and 27,368.82 is: 41,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,534.46 : 129,808.98 = 27,368.82 : x
  2. Step 2: Convert to fraction form
    86,534.46/129,808.98 = 27,368.82/x
  3. Step 3: Cross multiply
    86,534.46x = 129,808.98 × 27,368.82
  4. Step 4: Simplify right side
    86,534.46x = 3,552,718,608.00
  5. Step 5: Solve for x
    x = 3,552,718,608.00/86,534.46
  6. Step 6: Final answer
    x = 41,055.54

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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.