Home / 86,537.25-119,425.05-48,811.50

Finding the Fourth Proportional to 86,537.25, 119,425.05 and 48,811.50

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Solution

The fourth proportional to 86,537.25, 119,425.05 and 48,811.50 is: 67,361.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,537.25 : 119,425.05 = 48,811.50 : x
  2. Step 2: Convert to fraction form
    86,537.25/119,425.05 = 48,811.50/x
  3. Step 3: Cross multiply
    86,537.25x = 119,425.05 × 48,811.50
  4. Step 4: Simplify right side
    86,537.25x = 5,829,315,828.08
  5. Step 5: Solve for x
    x = 5,829,315,828.08/86,537.25
  6. Step 6: Final answer
    x = 67,361.93

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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.