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Finding the Fourth Proportional to 181,279.37, 250,054.68 and 107,641.89

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Solution

The fourth proportional to 181,279.37, 250,054.68 and 107,641.89 is: 148,479.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,279.37 : 250,054.68 = 107,641.89 : x
  2. Step 2: Convert to fraction form
    181,279.37/250,054.68 = 107,641.89/x
  3. Step 3: Cross multiply
    181,279.37x = 250,054.68 × 107,641.89
  4. Step 4: Simplify right side
    181,279.37x = 26,916,357,907.55
  5. Step 5: Solve for x
    x = 26,916,357,907.55/181,279.37
  6. Step 6: Final answer
    x = 148,479.99

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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.