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Finding the Fourth Proportional to 166,993.84, 230,460.90 and 99,051.04

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Solution

The fourth proportional to 166,993.84, 230,460.90 and 99,051.04 is: 136,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,993.84 : 230,460.90 = 99,051.04 : x
  2. Step 2: Convert to fraction form
    166,993.84/230,460.90 = 99,051.04/x
  3. Step 3: Cross multiply
    166,993.84x = 230,460.90 × 99,051.04
  4. Step 4: Simplify right side
    166,993.84x = 22,827,391,824.34
  5. Step 5: Solve for x
    x = 22,827,391,824.34/166,993.84
  6. Step 6: Final answer
    x = 136,696.01

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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.