Home / 190,196.30-285,294.18-57,076.34

Finding the Fourth Proportional to 190,196.30, 285,294.18 and 57,076.34

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Solution

The fourth proportional to 190,196.30, 285,294.18 and 57,076.34 is: 85,614.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,196.30 : 285,294.18 = 57,076.34 : x
  2. Step 2: Convert to fraction form
    190,196.30/285,294.18 = 57,076.34/x
  3. Step 3: Cross multiply
    190,196.30x = 285,294.18 × 57,076.34
  4. Step 4: Simplify right side
    190,196.30x = 16,283,547,617.70
  5. Step 5: Solve for x
    x = 16,283,547,617.70/190,196.30
  6. Step 6: Final answer
    x = 85,614.43

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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.