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Finding the Fourth Proportional to 230,853.67, 318,487.58 and 134,041.01

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Solution

The fourth proportional to 230,853.67, 318,487.58 and 134,041.01 is: 184,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,853.67 : 318,487.58 = 134,041.01 : x
  2. Step 2: Convert to fraction form
    230,853.67/318,487.58 = 134,041.01/x
  3. Step 3: Cross multiply
    230,853.67x = 318,487.58 × 134,041.01
  4. Step 4: Simplify right side
    230,853.67x = 42,690,395,135.67
  5. Step 5: Solve for x
    x = 42,690,395,135.67/230,853.67
  6. Step 6: Final answer
    x = 184,924.05

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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.