Home / 187,208.20-258,844.98-163,588.60

Finding the Fourth Proportional to 187,208.20, 258,844.98 and 163,588.60

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Solution

The fourth proportional to 187,208.20, 258,844.98 and 163,588.60 is: 226,187.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,208.20 : 258,844.98 = 163,588.60 : x
  2. Step 2: Convert to fraction form
    187,208.20/258,844.98 = 163,588.60/x
  3. Step 3: Cross multiply
    187,208.20x = 258,844.98 × 163,588.60
  4. Step 4: Simplify right side
    187,208.20x = 42,344,087,895.23
  5. Step 5: Solve for x
    x = 42,344,087,895.23/187,208.20
  6. Step 6: Final answer
    x = 226,187.14

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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.