Home / 187,505.56-258,756.14-102,622.42

Finding the Fourth Proportional to 187,505.56, 258,756.14 and 102,622.42

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Solution

The fourth proportional to 187,505.56, 258,756.14 and 102,622.42 is: 141,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,505.56 : 258,756.14 = 102,622.42 : x
  2. Step 2: Convert to fraction form
    187,505.56/258,756.14 = 102,622.42/x
  3. Step 3: Cross multiply
    187,505.56x = 258,756.14 × 102,622.42
  4. Step 4: Simplify right side
    187,505.56x = 26,554,181,276.66
  5. Step 5: Solve for x
    x = 26,554,181,276.66/187,505.56
  6. Step 6: Final answer
    x = 141,618.10

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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.