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Finding the Fourth Proportional to 52,501.44, 78,741.42 and 15,051.48

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Solution

The fourth proportional to 52,501.44, 78,741.42 and 15,051.48 is: 22,574.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,501.44 : 78,741.42 = 15,051.48 : x
  2. Step 2: Convert to fraction form
    52,501.44/78,741.42 = 15,051.48/x
  3. Step 3: Cross multiply
    52,501.44x = 78,741.42 × 15,051.48
  4. Step 4: Simplify right side
    52,501.44x = 1,185,174,908.30
  5. Step 5: Solve for x
    x = 1,185,174,908.30/52,501.44
  6. Step 6: Final answer
    x = 22,574.14

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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.