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Finding the Fourth Proportional to 173,602.48, 260,424.53 and 61,259.50

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Solution

The fourth proportional to 173,602.48, 260,424.53 and 61,259.50 is: 91,896.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,602.48 : 260,424.53 = 61,259.50 : x
  2. Step 2: Convert to fraction form
    173,602.48/260,424.53 = 61,259.50/x
  3. Step 3: Cross multiply
    173,602.48x = 260,424.53 × 61,259.50
  4. Step 4: Simplify right side
    173,602.48x = 15,953,476,495.54
  5. Step 5: Solve for x
    x = 15,953,476,495.54/173,602.48
  6. Step 6: Final answer
    x = 91,896.59

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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.