Home / 86,487.35-119,349.83-50,701.19

Finding the Fourth Proportional to 86,487.35, 119,349.83 and 50,701.19

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Solution

The fourth proportional to 86,487.35, 119,349.83 and 50,701.19 is: 69,966.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,487.35 : 119,349.83 = 50,701.19 : x
  2. Step 2: Convert to fraction form
    86,487.35/119,349.83 = 50,701.19/x
  3. Step 3: Cross multiply
    86,487.35x = 119,349.83 × 50,701.19
  4. Step 4: Simplify right side
    86,487.35x = 6,051,178,466.05
  5. Step 5: Solve for x
    x = 6,051,178,466.05/86,487.35
  6. Step 6: Final answer
    x = 69,966.06

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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.