Home / 232,916.49-321,436.16-130,974.04

Finding the Fourth Proportional to 232,916.49, 321,436.16 and 130,974.04

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Solution

The fourth proportional to 232,916.49, 321,436.16 and 130,974.04 is: 180,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,916.49 : 321,436.16 = 130,974.04 : x
  2. Step 2: Convert to fraction form
    232,916.49/321,436.16 = 130,974.04/x
  3. Step 3: Cross multiply
    232,916.49x = 321,436.16 × 130,974.04
  4. Step 4: Simplify right side
    232,916.49x = 42,099,792,715.36
  5. Step 5: Solve for x
    x = 42,099,792,715.36/232,916.49
  6. Step 6: Final answer
    x = 180,750.59

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1.5x scale

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.