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Finding the Fourth Proportional to 176,789.81, 265,158.39 and 58,461.77

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Solution

The fourth proportional to 176,789.81, 265,158.39 and 58,461.77 is: 87,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,789.81 : 265,158.39 = 58,461.77 : x
  2. Step 2: Convert to fraction form
    176,789.81/265,158.39 = 58,461.77/x
  3. Step 3: Cross multiply
    176,789.81x = 265,158.39 × 58,461.77
  4. Step 4: Simplify right side
    176,789.81x = 15,501,628,809.75
  5. Step 5: Solve for x
    x = 15,501,628,809.75/176,789.81
  6. Step 6: Final answer
    x = 87,683.95

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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.