Home / 190,320.76-285,485.76-63,962.84

Finding the Fourth Proportional to 190,320.76, 285,485.76 and 63,962.84

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Solution

The fourth proportional to 190,320.76, 285,485.76 and 63,962.84 is: 95,945.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,320.76 : 285,485.76 = 63,962.84 : x
  2. Step 2: Convert to fraction form
    190,320.76/285,485.76 = 63,962.84/x
  3. Step 3: Cross multiply
    190,320.76x = 285,485.76 × 63,962.84
  4. Step 4: Simplify right side
    190,320.76x = 18,260,479,989.16
  5. Step 5: Solve for x
    x = 18,260,479,989.16/190,320.76
  6. Step 6: Final answer
    x = 95,945.81

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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.