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Finding the Fourth Proportional to 114,509.63, 158,024.25 and 63,525.69

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Solution

The fourth proportional to 114,509.63, 158,024.25 and 63,525.69 is: 87,665.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,509.63 : 158,024.25 = 63,525.69 : x
  2. Step 2: Convert to fraction form
    114,509.63/158,024.25 = 63,525.69/x
  3. Step 3: Cross multiply
    114,509.63x = 158,024.25 × 63,525.69
  4. Step 4: Simplify right side
    114,509.63x = 10,038,599,517.98
  5. Step 5: Solve for x
    x = 10,038,599,517.98/114,509.63
  6. Step 6: Final answer
    x = 87,665.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.