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Finding the Fourth Proportional to 176,905.76, 265,309.36 and 58,586.32

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Solution

The fourth proportional to 176,905.76, 265,309.36 and 58,586.32 is: 87,863.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,905.76 : 265,309.36 = 58,586.32 : x
  2. Step 2: Convert to fraction form
    176,905.76/265,309.36 = 58,586.32/x
  3. Step 3: Cross multiply
    176,905.76x = 265,309.36 × 58,586.32
  4. Step 4: Simplify right side
    176,905.76x = 15,543,499,249.13
  5. Step 5: Solve for x
    x = 15,543,499,249.13/176,905.76
  6. Step 6: Final answer
    x = 87,863.16

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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.