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Finding the Fourth Proportional to 124,553.56, 186,810.28 and 35,786.84

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Solution

The fourth proportional to 124,553.56, 186,810.28 and 35,786.84 is: 53,674.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,553.56 : 186,810.28 = 35,786.84 : x
  2. Step 2: Convert to fraction form
    124,553.56/186,810.28 = 35,786.84/x
  3. Step 3: Cross multiply
    124,553.56x = 186,810.28 × 35,786.84
  4. Step 4: Simplify right side
    124,553.56x = 6,685,349,600.72
  5. Step 5: Solve for x
    x = 6,685,349,600.72/124,553.56
  6. Step 6: Final answer
    x = 53,674.50

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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.