Home / 191,409.30-264,142.22-106,526.39

Finding the Fourth Proportional to 191,409.30, 264,142.22 and 106,526.39

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Solution

The fourth proportional to 191,409.30, 264,142.22 and 106,526.39 is: 147,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,409.30 : 264,142.22 = 106,526.39 : x
  2. Step 2: Convert to fraction form
    191,409.30/264,142.22 = 106,526.39/x
  3. Step 3: Cross multiply
    191,409.30x = 264,142.22 × 106,526.39
  4. Step 4: Simplify right side
    191,409.30x = 28,138,115,289.84
  5. Step 5: Solve for x
    x = 28,138,115,289.84/191,409.30
  6. Step 6: Final answer
    x = 147,004.95

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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.