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Finding the Fourth Proportional to 192,549.84, 265,731.04 and 107,666.88

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Solution

The fourth proportional to 192,549.84, 265,731.04 and 107,666.88 is: 148,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,549.84 : 265,731.04 = 107,666.88 : x
  2. Step 2: Convert to fraction form
    192,549.84/265,731.04 = 107,666.88/x
  3. Step 3: Cross multiply
    192,549.84x = 265,731.04 × 107,666.88
  4. Step 4: Simplify right side
    192,549.84x = 28,610,431,995.96
  5. Step 5: Solve for x
    x = 28,610,431,995.96/192,549.84
  6. Step 6: Final answer
    x = 148,587.15

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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.