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Finding the Fourth Proportional to 116,483.70, 174,696.69 and 49,916.28

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Solution

The fourth proportional to 116,483.70, 174,696.69 and 49,916.28 is: 74,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,483.70 : 174,696.69 = 49,916.28 : x
  2. Step 2: Convert to fraction form
    116,483.70/174,696.69 = 49,916.28/x
  3. Step 3: Cross multiply
    116,483.70x = 174,696.69 × 49,916.28
  4. Step 4: Simplify right side
    116,483.70x = 8,720,208,643.53
  5. Step 5: Solve for x
    x = 8,720,208,643.53/116,483.70
  6. Step 6: Final answer
    x = 74,862.05

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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.