Home / 190,150.84-285,209.16-57,060.82

Finding the Fourth Proportional to 190,150.84, 285,209.16 and 57,060.82

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Solution

The fourth proportional to 190,150.84, 285,209.16 and 57,060.82 is: 85,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,150.84 : 285,209.16 = 57,060.82 : x
  2. Step 2: Convert to fraction form
    190,150.84/285,209.16 = 57,060.82/x
  3. Step 3: Cross multiply
    190,150.84x = 285,209.16 × 57,060.82
  4. Step 4: Simplify right side
    190,150.84x = 16,274,268,541.11
  5. Step 5: Solve for x
    x = 16,274,268,541.11/190,150.84
  6. Step 6: Final answer
    x = 85,586.10

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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.