Home / 187,755.03-279,957.96-166,891.05

Finding the Fourth Proportional to 187,755.03, 279,957.96 and 166,891.05

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Solution

The fourth proportional to 187,755.03, 279,957.96 and 166,891.05 is: 248,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,755.03 : 279,957.96 = 166,891.05 : x
  2. Step 2: Convert to fraction form
    187,755.03/279,957.96 = 166,891.05/x
  3. Step 3: Cross multiply
    187,755.03x = 279,957.96 × 166,891.05
  4. Step 4: Simplify right side
    187,755.03x = 46,722,477,900.26
  5. Step 5: Solve for x
    x = 46,722,477,900.26/187,755.03
  6. Step 6: Final answer
    x = 248,848.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.