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Finding the Fourth Proportional to 158,327.52, 237,501 and 69,622.80

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Solution

The fourth proportional to 158,327.52, 237,501 and 69,622.80 is: 104,438.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,327.52 : 237,501 = 69,622.80 : x
  2. Step 2: Convert to fraction form
    158,327.52/237,501 = 69,622.80/x
  3. Step 3: Cross multiply
    158,327.52x = 237,501 × 69,622.80
  4. Step 4: Simplify right side
    158,327.52x = 16,535,484,622.80
  5. Step 5: Solve for x
    x = 16,535,484,622.80/158,327.52
  6. Step 6: Final answer
    x = 104,438.47

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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.