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Finding the Fourth Proportional to 37,955.61, 56,945.61 and 18,235.62

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Solution

The fourth proportional to 37,955.61, 56,945.61 and 18,235.62 is: 27,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,955.61 : 56,945.61 = 18,235.62 : x
  2. Step 2: Convert to fraction form
    37,955.61/56,945.61 = 18,235.62/x
  3. Step 3: Cross multiply
    37,955.61x = 56,945.61 × 18,235.62
  4. Step 4: Simplify right side
    37,955.61x = 1,038,438,504.63
  5. Step 5: Solve for x
    x = 1,038,438,504.63/37,955.61
  6. Step 6: Final answer
    x = 27,359.29

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1.5x scale

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.