Home / 190,332.80-262,571.28-133,776.80

Finding the Fourth Proportional to 190,332.80, 262,571.28 and 133,776.80

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Solution

The fourth proportional to 190,332.80, 262,571.28 and 133,776.80 is: 184,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,332.80 : 262,571.28 = 133,776.80 : x
  2. Step 2: Convert to fraction form
    190,332.80/262,571.28 = 133,776.80/x
  3. Step 3: Cross multiply
    190,332.80x = 262,571.28 × 133,776.80
  4. Step 4: Simplify right side
    190,332.80x = 35,125,945,610.30
  5. Step 5: Solve for x
    x = 35,125,945,610.30/190,332.80
  6. Step 6: Final answer
    x = 184,550.14

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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.