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Finding the Fourth Proportional to 172,857.06, 259,285.53 and 41,529.06

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Solution

The fourth proportional to 172,857.06, 259,285.53 and 41,529.06 is: 62,293.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,857.06 : 259,285.53 = 41,529.06 : x
  2. Step 2: Convert to fraction form
    172,857.06/259,285.53 = 41,529.06/x
  3. Step 3: Cross multiply
    172,857.06x = 259,285.53 × 41,529.06
  4. Step 4: Simplify right side
    172,857.06x = 10,767,884,332.50
  5. Step 5: Solve for x
    x = 10,767,884,332.50/172,857.06
  6. Step 6: Final answer
    x = 62,293.58

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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.