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Finding the Fourth Proportional to 11,527.92, 15,901.92 and 10,750.32

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Solution

The fourth proportional to 11,527.92, 15,901.92 and 10,750.32 is: 14,829.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527.92 : 15,901.92 = 10,750.32 : x
  2. Step 2: Convert to fraction form
    11,527.92/15,901.92 = 10,750.32/x
  3. Step 3: Cross multiply
    11,527.92x = 15,901.92 × 10,750.32
  4. Step 4: Simplify right side
    11,527.92x = 170,950,728.61
  5. Step 5: Solve for x
    x = 170,950,728.61/11,527.92
  6. Step 6: Final answer
    x = 14,829.28

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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.