Home / 190,692.12-286,040.46-57,578.24

Finding the Fourth Proportional to 190,692.12, 286,040.46 and 57,578.24

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Solution

The fourth proportional to 190,692.12, 286,040.46 and 57,578.24 is: 86,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,692.12 : 286,040.46 = 57,578.24 : x
  2. Step 2: Convert to fraction form
    190,692.12/286,040.46 = 57,578.24/x
  3. Step 3: Cross multiply
    190,692.12x = 286,040.46 × 57,578.24
  4. Step 4: Simplify right side
    190,692.12x = 16,469,707,186.61
  5. Step 5: Solve for x
    x = 16,469,707,186.61/190,692.12
  6. Step 6: Final answer
    x = 86,368.05

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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.