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Finding the Fourth Proportional to 74,590.06, 102,934.30 and 41,056.06

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Solution

The fourth proportional to 74,590.06, 102,934.30 and 41,056.06 is: 56,657.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,590.06 : 102,934.30 = 41,056.06 : x
  2. Step 2: Convert to fraction form
    74,590.06/102,934.30 = 41,056.06/x
  3. Step 3: Cross multiply
    74,590.06x = 102,934.30 × 41,056.06
  4. Step 4: Simplify right side
    74,590.06x = 4,226,076,796.86
  5. Step 5: Solve for x
    x = 4,226,076,796.86/74,590.06
  6. Step 6: Final answer
    x = 56,657.37

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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.