Home / 219,557.34-303,204.42-187,539.66

Finding the Fourth Proportional to 219,557.34, 303,204.42 and 187,539.66

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Solution

The fourth proportional to 219,557.34, 303,204.42 and 187,539.66 is: 258,988.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,557.34 : 303,204.42 = 187,539.66 : x
  2. Step 2: Convert to fraction form
    219,557.34/303,204.42 = 187,539.66/x
  3. Step 3: Cross multiply
    219,557.34x = 303,204.42 × 187,539.66
  4. Step 4: Simplify right side
    219,557.34x = 56,862,853,837.30
  5. Step 5: Solve for x
    x = 56,862,853,837.30/219,557.34
  6. Step 6: Final answer
    x = 258,988.63

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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.