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Finding the Fourth Proportional to 176,041.40, 264,062.10 and 105,884.60

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Solution

The fourth proportional to 176,041.40, 264,062.10 and 105,884.60 is: 158,826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,041.40 : 264,062.10 = 105,884.60 : x
  2. Step 2: Convert to fraction form
    176,041.40/264,062.10 = 105,884.60/x
  3. Step 3: Cross multiply
    176,041.40x = 264,062.10 × 105,884.60
  4. Step 4: Simplify right side
    176,041.40x = 27,960,109,833.66
  5. Step 5: Solve for x
    x = 27,960,109,833.66/176,041.40
  6. Step 6: Final answer
    x = 158,826.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.