Home / 148,095.68-204,288.96-90,762.77

Finding the Fourth Proportional to 148,095.68, 204,288.96 and 90,762.77

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Solution

The fourth proportional to 148,095.68, 204,288.96 and 90,762.77 is: 125,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,095.68 : 204,288.96 = 90,762.77 : x
  2. Step 2: Convert to fraction form
    148,095.68/204,288.96 = 90,762.77/x
  3. Step 3: Cross multiply
    148,095.68x = 204,288.96 × 90,762.77
  4. Step 4: Simplify right side
    148,095.68x = 18,541,831,890.02
  5. Step 5: Solve for x
    x = 18,541,831,890.02/148,095.68
  6. Step 6: Final answer
    x = 125,201.71

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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.