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Finding the Fourth Proportional to 234,975.66, 324,266.66 and 127,545.67

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Solution

The fourth proportional to 234,975.66, 324,266.66 and 127,545.67 is: 176,013.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,975.66 : 324,266.66 = 127,545.67 : x
  2. Step 2: Convert to fraction form
    234,975.66/324,266.66 = 127,545.67/x
  3. Step 3: Cross multiply
    234,975.66x = 324,266.66 × 127,545.67
  4. Step 4: Simplify right side
    234,975.66x = 41,358,808,408.36
  5. Step 5: Solve for x
    x = 41,358,808,408.36/234,975.66
  6. Step 6: Final answer
    x = 176,013.16

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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.