Home / 146,860.86-202,667.49-83,210.79

Finding the Fourth Proportional to 146,860.86, 202,667.49 and 83,210.79

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Solution

The fourth proportional to 146,860.86, 202,667.49 and 83,210.79 is: 114,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,860.86 : 202,667.49 = 83,210.79 : x
  2. Step 2: Convert to fraction form
    146,860.86/202,667.49 = 83,210.79/x
  3. Step 3: Cross multiply
    146,860.86x = 202,667.49 × 83,210.79
  4. Step 4: Simplify right side
    146,860.86x = 16,864,121,950.22
  5. Step 5: Solve for x
    x = 16,864,121,950.22/146,860.86
  6. Step 6: Final answer
    x = 114,830.61

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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.