Home / 104,935.53-144,806.81-57,187.85

Finding the Fourth Proportional to 104,935.53, 144,806.81 and 57,187.85

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Solution

The fourth proportional to 104,935.53, 144,806.81 and 57,187.85 is: 78,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,935.53 : 144,806.81 = 57,187.85 : x
  2. Step 2: Convert to fraction form
    104,935.53/144,806.81 = 57,187.85/x
  3. Step 3: Cross multiply
    104,935.53x = 144,806.81 × 57,187.85
  4. Step 4: Simplify right side
    104,935.53x = 8,281,189,843.32
  5. Step 5: Solve for x
    x = 8,281,189,843.32/104,935.53
  6. Step 6: Final answer
    x = 78,916.93

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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.