Home / 494,095.90-741,187.62-139,113

Finding the Fourth Proportional to 494,095.90, 741,187.62 and 139,113

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Solution

The fourth proportional to 494,095.90, 741,187.62 and 139,113 is: 208,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,095.90 : 741,187.62 = 139,113 : x
  2. Step 2: Convert to fraction form
    494,095.90/741,187.62 = 139,113/x
  3. Step 3: Cross multiply
    494,095.90x = 741,187.62 × 139,113
  4. Step 4: Simplify right side
    494,095.90x = 103,108,833,381.06
  5. Step 5: Solve for x
    x = 103,108,833,381.06/494,095.90
  6. Step 6: Final answer
    x = 208,681.82

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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.