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Finding the Fourth Proportional to 162,806.36, 224,673.44 and 94,869.95

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Solution

The fourth proportional to 162,806.36, 224,673.44 and 94,869.95 is: 130,920.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,806.36 : 224,673.44 = 94,869.95 : x
  2. Step 2: Convert to fraction form
    162,806.36/224,673.44 = 94,869.95/x
  3. Step 3: Cross multiply
    162,806.36x = 224,673.44 × 94,869.95
  4. Step 4: Simplify right side
    162,806.36x = 21,314,756,421.41
  5. Step 5: Solve for x
    x = 21,314,756,421.41/162,806.36
  6. Step 6: Final answer
    x = 130,920.91

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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.