Home / 86,483.51-119,347.04-48,757.49

Finding the Fourth Proportional to 86,483.51, 119,347.04 and 48,757.49

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Solution

The fourth proportional to 86,483.51, 119,347.04 and 48,757.49 is: 67,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,483.51 : 119,347.04 = 48,757.49 : x
  2. Step 2: Convert to fraction form
    86,483.51/119,347.04 = 48,757.49/x
  3. Step 3: Cross multiply
    86,483.51x = 119,347.04 × 48,757.49
  4. Step 4: Simplify right side
    86,483.51x = 5,819,061,512.59
  5. Step 5: Solve for x
    x = 5,819,061,512.59/86,483.51
  6. Step 6: Final answer
    x = 67,285.22

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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.