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Finding the Fourth Proportional to 101,293.56, 151,966.74 and 56,953.08

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Solution

The fourth proportional to 101,293.56, 151,966.74 and 56,953.08 is: 85,444.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,293.56 : 151,966.74 = 56,953.08 : x
  2. Step 2: Convert to fraction form
    101,293.56/151,966.74 = 56,953.08/x
  3. Step 3: Cross multiply
    101,293.56x = 151,966.74 × 56,953.08
  4. Step 4: Simplify right side
    101,293.56x = 8,654,973,900.56
  5. Step 5: Solve for x
    x = 8,654,973,900.56/101,293.56
  6. Step 6: Final answer
    x = 85,444.46

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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.