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Finding the Fourth Proportional to 27,503.92, 37,955.48 and 14,928.67

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Solution

The fourth proportional to 27,503.92, 37,955.48 and 14,928.67 is: 20,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503.92 : 37,955.48 = 14,928.67 : x
  2. Step 2: Convert to fraction form
    27,503.92/37,955.48 = 14,928.67/x
  3. Step 3: Cross multiply
    27,503.92x = 37,955.48 × 14,928.67
  4. Step 4: Simplify right side
    27,503.92x = 566,624,835.61
  5. Step 5: Solve for x
    x = 566,624,835.61/27,503.92
  6. Step 6: Final answer
    x = 20,601.60

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1.5x scale

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.