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Finding the Fourth Proportional to 176,817.16, 265,128.81 and 70,093

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Solution

The fourth proportional to 176,817.16, 265,128.81 and 70,093 is: 105,101.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,817.16 : 265,128.81 = 70,093 : x
  2. Step 2: Convert to fraction form
    176,817.16/265,128.81 = 70,093/x
  3. Step 3: Cross multiply
    176,817.16x = 265,128.81 × 70,093
  4. Step 4: Simplify right side
    176,817.16x = 18,583,673,679.33
  5. Step 5: Solve for x
    x = 18,583,673,679.33/176,817.16
  6. Step 6: Final answer
    x = 105,101.08

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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.