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Finding the Fourth Proportional to 167,705.60, 251,570.55 and 101,002.10

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Solution

The fourth proportional to 167,705.60, 251,570.55 and 101,002.10 is: 151,510.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,705.60 : 251,570.55 = 101,002.10 : x
  2. Step 2: Convert to fraction form
    167,705.60/251,570.55 = 101,002.10/x
  3. Step 3: Cross multiply
    167,705.60x = 251,570.55 × 101,002.10
  4. Step 4: Simplify right side
    167,705.60x = 25,409,153,848.16
  5. Step 5: Solve for x
    x = 25,409,153,848.16/167,705.60
  6. Step 6: Final answer
    x = 151,510.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.