Home / 93,028.24-139,542.42-76,545.64

Finding the Fourth Proportional to 93,028.24, 139,542.42 and 76,545.64

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Solution

The fourth proportional to 93,028.24, 139,542.42 and 76,545.64 is: 114,818.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,028.24 : 139,542.42 = 76,545.64 : x
  2. Step 2: Convert to fraction form
    93,028.24/139,542.42 = 76,545.64/x
  3. Step 3: Cross multiply
    93,028.24x = 139,542.42 × 76,545.64
  4. Step 4: Simplify right side
    93,028.24x = 10,681,363,846.05
  5. Step 5: Solve for x
    x = 10,681,363,846.05/93,028.24
  6. Step 6: Final answer
    x = 114,818.51

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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.