Home / 191,408.05-264,140.51-106,525.11

Finding the Fourth Proportional to 191,408.05, 264,140.51 and 106,525.11

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Solution

The fourth proportional to 191,408.05, 264,140.51 and 106,525.11 is: 147,003.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,408.05 : 264,140.51 = 106,525.11 : x
  2. Step 2: Convert to fraction form
    191,408.05/264,140.51 = 106,525.11/x
  3. Step 3: Cross multiply
    191,408.05x = 264,140.51 × 106,525.11
  4. Step 4: Simplify right side
    191,408.05x = 28,137,596,883.21
  5. Step 5: Solve for x
    x = 28,137,596,883.21/191,408.05
  6. Step 6: Final answer
    x = 147,003.21

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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.