Home / 104,950.05-144,831.07-57,203.38

Finding the Fourth Proportional to 104,950.05, 144,831.07 and 57,203.38

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Solution

The fourth proportional to 104,950.05, 144,831.07 and 57,203.38 is: 78,940.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,950.05 : 144,831.07 = 57,203.38 : x
  2. Step 2: Convert to fraction form
    104,950.05/144,831.07 = 57,203.38/x
  3. Step 3: Cross multiply
    104,950.05x = 144,831.07 × 57,203.38
  4. Step 4: Simplify right side
    104,950.05x = 8,284,826,733.02
  5. Step 5: Solve for x
    x = 8,284,826,733.02/104,950.05
  6. Step 6: Final answer
    x = 78,940.66

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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.