Home / 187,070.67-258,242.49-119,180.73

Finding the Fourth Proportional to 187,070.67, 258,242.49 and 119,180.73

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Solution

The fourth proportional to 187,070.67, 258,242.49 and 119,180.73 is: 164,523.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,070.67 : 258,242.49 = 119,180.73 : x
  2. Step 2: Convert to fraction form
    187,070.67/258,242.49 = 119,180.73/x
  3. Step 3: Cross multiply
    187,070.67x = 258,242.49 × 119,180.73
  4. Step 4: Simplify right side
    187,070.67x = 30,777,528,475.22
  5. Step 5: Solve for x
    x = 30,777,528,475.22/187,070.67
  6. Step 6: Final answer
    x = 164,523.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.