Home / 93,013.51-139,519.96-25,545.61

Finding the Fourth Proportional to 93,013.51, 139,519.96 and 25,545.61

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Solution

The fourth proportional to 93,013.51, 139,519.96 and 25,545.61 is: 38,318.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,013.51 : 139,519.96 = 25,545.61 : x
  2. Step 2: Convert to fraction form
    93,013.51/139,519.96 = 25,545.61/x
  3. Step 3: Cross multiply
    93,013.51x = 139,519.96 × 25,545.61
  4. Step 4: Simplify right side
    93,013.51x = 3,564,122,485.38
  5. Step 5: Solve for x
    x = 3,564,122,485.38/93,013.51
  6. Step 6: Final answer
    x = 38,318.33

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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.