Home / 190,549.02-285,823.54-50,308.86

Finding the Fourth Proportional to 190,549.02, 285,823.54 and 50,308.86

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Solution

The fourth proportional to 190,549.02, 285,823.54 and 50,308.86 is: 75,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,549.02 : 285,823.54 = 50,308.86 : x
  2. Step 2: Convert to fraction form
    190,549.02/285,823.54 = 50,308.86/x
  3. Step 3: Cross multiply
    190,549.02x = 285,823.54 × 50,308.86
  4. Step 4: Simplify right side
    190,549.02x = 14,379,457,310.30
  5. Step 5: Solve for x
    x = 14,379,457,310.30/190,549.02
  6. Step 6: Final answer
    x = 75,463.30

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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.