Home / 86,815.77-119,810.41-48,573.03

Finding the Fourth Proportional to 86,815.77, 119,810.41 and 48,573.03

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Solution

The fourth proportional to 86,815.77, 119,810.41 and 48,573.03 is: 67,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,815.77 : 119,810.41 = 48,573.03 : x
  2. Step 2: Convert to fraction form
    86,815.77/119,810.41 = 48,573.03/x
  3. Step 3: Cross multiply
    86,815.77x = 119,810.41 × 48,573.03
  4. Step 4: Simplify right side
    86,815.77x = 5,819,554,967.10
  5. Step 5: Solve for x
    x = 5,819,554,967.10/86,815.77
  6. Step 6: Final answer
    x = 67,033.39

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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.