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Finding the Fourth Proportional to 27,527.70, 38,564.70 and 27,527.70

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Solution

The fourth proportional to 27,527.70, 38,564.70 and 27,527.70 is: 38,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,527.70 : 38,564.70 = 27,527.70 : x
  2. Step 2: Convert to fraction form
    27,527.70/38,564.70 = 27,527.70/x
  3. Step 3: Cross multiply
    27,527.70x = 38,564.70 × 27,527.70
  4. Step 4: Simplify right side
    27,527.70x = 1,061,597,492.19
  5. Step 5: Solve for x
    x = 1,061,597,492.19/27,527.70
  6. Step 6: Final answer
    x = 38,564.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.