Home / 132,977.16-183,507.61-75,616.49

Finding the Fourth Proportional to 132,977.16, 183,507.61 and 75,616.49

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Solution

The fourth proportional to 132,977.16, 183,507.61 and 75,616.49 is: 104,350.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,977.16 : 183,507.61 = 75,616.49 : x
  2. Step 2: Convert to fraction form
    132,977.16/183,507.61 = 75,616.49/x
  3. Step 3: Cross multiply
    132,977.16x = 183,507.61 × 75,616.49
  4. Step 4: Simplify right side
    132,977.16x = 13,876,200,978.41
  5. Step 5: Solve for x
    x = 13,876,200,978.41/132,977.16
  6. Step 6: Final answer
    x = 104,350.26

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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.