Home / 170,688.36-235,592.10-103,676.52

Finding the Fourth Proportional to 170,688.36, 235,592.10 and 103,676.52

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Solution

The fourth proportional to 170,688.36, 235,592.10 and 103,676.52 is: 143,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,688.36 : 235,592.10 = 103,676.52 : x
  2. Step 2: Convert to fraction form
    170,688.36/235,592.10 = 103,676.52/x
  3. Step 3: Cross multiply
    170,688.36x = 235,592.10 × 103,676.52
  4. Step 4: Simplify right side
    170,688.36x = 24,425,369,067.49
  5. Step 5: Solve for x
    x = 24,425,369,067.49/170,688.36
  6. Step 6: Final answer
    x = 143,099.21

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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.