Home / 190,382.64-285,588.12-57,252.24

Finding the Fourth Proportional to 190,382.64, 285,588.12 and 57,252.24

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Solution

The fourth proportional to 190,382.64, 285,588.12 and 57,252.24 is: 85,882.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,382.64 : 285,588.12 = 57,252.24 : x
  2. Step 2: Convert to fraction form
    190,382.64/285,588.12 = 57,252.24/x
  3. Step 3: Cross multiply
    190,382.64x = 285,588.12 × 57,252.24
  4. Step 4: Simplify right side
    190,382.64x = 16,350,559,587.39
  5. Step 5: Solve for x
    x = 16,350,559,587.39/190,382.64
  6. Step 6: Final answer
    x = 85,882.62

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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.