Home / 107,977.03-149,007.28-59,579.39

Finding the Fourth Proportional to 107,977.03, 149,007.28 and 59,579.39

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Solution

The fourth proportional to 107,977.03, 149,007.28 and 59,579.39 is: 82,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,977.03 : 149,007.28 = 59,579.39 : x
  2. Step 2: Convert to fraction form
    107,977.03/149,007.28 = 59,579.39/x
  3. Step 3: Cross multiply
    107,977.03x = 149,007.28 × 59,579.39
  4. Step 4: Simplify right side
    107,977.03x = 8,877,762,550.06
  5. Step 5: Solve for x
    x = 8,877,762,550.06/107,977.03
  6. Step 6: Final answer
    x = 82,219.00

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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.