Home / 86,187.36-129,400.99-44,096.50

Finding the Fourth Proportional to 86,187.36, 129,400.99 and 44,096.50

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Solution

The fourth proportional to 86,187.36, 129,400.99 and 44,096.50 is: 66,206.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,187.36 : 129,400.99 = 44,096.50 : x
  2. Step 2: Convert to fraction form
    86,187.36/129,400.99 = 44,096.50/x
  3. Step 3: Cross multiply
    86,187.36x = 129,400.99 × 44,096.50
  4. Step 4: Simplify right side
    86,187.36x = 5,706,130,436.37
  5. Step 5: Solve for x
    x = 5,706,130,436.37/86,187.36
  6. Step 6: Final answer
    x = 66,206.11

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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.