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Finding the Fourth Proportional to 57,809.06, 86,713.79 and 16,256.06

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Solution

The fourth proportional to 57,809.06, 86,713.79 and 16,256.06 is: 24,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,809.06 : 86,713.79 = 16,256.06 : x
  2. Step 2: Convert to fraction form
    57,809.06/86,713.79 = 16,256.06/x
  3. Step 3: Cross multiply
    57,809.06x = 86,713.79 × 16,256.06
  4. Step 4: Simplify right side
    57,809.06x = 1,409,624,058.22
  5. Step 5: Solve for x
    x = 1,409,624,058.22/57,809.06
  6. Step 6: Final answer
    x = 24,384.14

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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.