Home / 86,537.00-119,421-48,811.25

Finding the Fourth Proportional to 86,537.00, 119,421 and 48,811.25

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Solution

The fourth proportional to 86,537.00, 119,421 and 48,811.25 is: 67,359.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,537.00 : 119,421 = 48,811.25 : x
  2. Step 2: Convert to fraction form
    86,537.00/119,421 = 48,811.25/x
  3. Step 3: Cross multiply
    86,537.00x = 119,421 × 48,811.25
  4. Step 4: Simplify right side
    86,537.00x = 5,829,088,584.80
  5. Step 5: Solve for x
    x = 5,829,088,584.80/86,537.00
  6. Step 6: Final answer
    x = 67,359.49

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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.