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Finding the Fourth Proportional to 180,192.59, 248,667.32 and 99,623.51

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Solution

The fourth proportional to 180,192.59, 248,667.32 and 99,623.51 is: 137,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,192.59 : 248,667.32 = 99,623.51 : x
  2. Step 2: Convert to fraction form
    180,192.59/248,667.32 = 99,623.51/x
  3. Step 3: Cross multiply
    180,192.59x = 248,667.32 × 99,623.51
  4. Step 4: Simplify right side
    180,192.59x = 24,773,109,499.24
  5. Step 5: Solve for x
    x = 24,773,109,499.24/180,192.59
  6. Step 6: Final answer
    x = 137,481.29

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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.