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Finding the Fourth Proportional to 161,187.56, 241,829.62 and 65,075.28

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Solution

The fourth proportional to 161,187.56, 241,829.62 and 65,075.28 is: 97,632.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,187.56 : 241,829.62 = 65,075.28 : x
  2. Step 2: Convert to fraction form
    161,187.56/241,829.62 = 65,075.28/x
  3. Step 3: Cross multiply
    161,187.56x = 241,829.62 × 65,075.28
  4. Step 4: Simplify right side
    161,187.56x = 15,737,130,233.79
  5. Step 5: Solve for x
    x = 15,737,130,233.79/161,187.56
  6. Step 6: Final answer
    x = 97,632.41

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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.