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Finding the Fourth Proportional to 181,577.92, 272,410.65 and 56,918.92

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Solution

The fourth proportional to 181,577.92, 272,410.65 and 56,918.92 is: 85,392.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,577.92 : 272,410.65 = 56,918.92 : x
  2. Step 2: Convert to fraction form
    181,577.92/272,410.65 = 56,918.92/x
  3. Step 3: Cross multiply
    181,577.92x = 272,410.65 × 56,918.92
  4. Step 4: Simplify right side
    181,577.92x = 15,505,319,994.50
  5. Step 5: Solve for x
    x = 15,505,319,994.50/181,577.92
  6. Step 6: Final answer
    x = 85,392.10

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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.