Home / 190,441.02-285,667.36-83,769.69

Finding the Fourth Proportional to 190,441.02, 285,667.36 and 83,769.69

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Solution

The fourth proportional to 190,441.02, 285,667.36 and 83,769.69 is: 125,657.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,441.02 : 285,667.36 = 83,769.69 : x
  2. Step 2: Convert to fraction form
    190,441.02/285,667.36 = 83,769.69/x
  3. Step 3: Cross multiply
    190,441.02x = 285,667.36 × 83,769.69
  4. Step 4: Simplify right side
    190,441.02x = 23,930,267,052.15
  5. Step 5: Solve for x
    x = 23,930,267,052.15/190,441.02
  6. Step 6: Final answer
    x = 125,657.10

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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.