Home / 69,688.56-104,545.44-25,377.51

Finding the Fourth Proportional to 69,688.56, 104,545.44 and 25,377.51

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Solution

The fourth proportional to 69,688.56, 104,545.44 and 25,377.51 is: 38,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,688.56 : 104,545.44 = 25,377.51 : x
  2. Step 2: Convert to fraction form
    69,688.56/104,545.44 = 25,377.51/x
  3. Step 3: Cross multiply
    69,688.56x = 104,545.44 × 25,377.51
  4. Step 4: Simplify right side
    69,688.56x = 2,653,102,949.05
  5. Step 5: Solve for x
    x = 2,653,102,949.05/69,688.56
  6. Step 6: Final answer
    x = 38,070.85

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1.5x scale

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.