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Finding the Fourth Proportional to 187,051.60, 280,577.40 and 93,739.60

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Solution

The fourth proportional to 187,051.60, 280,577.40 and 93,739.60 is: 140,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,051.60 : 280,577.40 = 93,739.60 : x
  2. Step 2: Convert to fraction form
    187,051.60/280,577.40 = 93,739.60/x
  3. Step 3: Cross multiply
    187,051.60x = 280,577.40 × 93,739.60
  4. Step 4: Simplify right side
    187,051.60x = 26,301,213,245.04
  5. Step 5: Solve for x
    x = 26,301,213,245.04/187,051.60
  6. Step 6: Final answer
    x = 140,609.40

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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.