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Finding the Fourth Proportional to 101,748.65, 152,536.84 and 38,533.93

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Solution

The fourth proportional to 101,748.65, 152,536.84 and 38,533.93 is: 57,768.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,748.65 : 152,536.84 = 38,533.93 : x
  2. Step 2: Convert to fraction form
    101,748.65/152,536.84 = 38,533.93/x
  3. Step 3: Cross multiply
    101,748.65x = 152,536.84 × 38,533.93
  4. Step 4: Simplify right side
    101,748.65x = 5,877,843,437.30
  5. Step 5: Solve for x
    x = 5,877,843,437.30/101,748.65
  6. Step 6: Final answer
    x = 57,768.27

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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.