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Finding the Fourth Proportional to 62,709.26, 94,014.54 and 42,927.84

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Solution

The fourth proportional to 62,709.26, 94,014.54 and 42,927.84 is: 64,357.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,709.26 : 94,014.54 = 42,927.84 : x
  2. Step 2: Convert to fraction form
    62,709.26/94,014.54 = 42,927.84/x
  3. Step 3: Cross multiply
    62,709.26x = 94,014.54 × 42,927.84
  4. Step 4: Simplify right side
    62,709.26x = 4,035,841,130.79
  5. Step 5: Solve for x
    x = 4,035,841,130.79/62,709.26
  6. Step 6: Final answer
    x = 64,357.98

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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.