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Finding the Fourth Proportional to 101,714.94, 152,602.29 and 45,542.58

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Solution

The fourth proportional to 101,714.94, 152,602.29 and 45,542.58 is: 68,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,714.94 : 152,602.29 = 45,542.58 : x
  2. Step 2: Convert to fraction form
    101,714.94/152,602.29 = 45,542.58/x
  3. Step 3: Cross multiply
    101,714.94x = 152,602.29 × 45,542.58
  4. Step 4: Simplify right side
    101,714.94x = 6,949,902,000.51
  5. Step 5: Solve for x
    x = 6,949,902,000.51/101,714.94
  6. Step 6: Final answer
    x = 68,327.25

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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.