Home / 94,396.73-141,654.84-85,530.15

Finding the Fourth Proportional to 94,396.73, 141,654.84 and 85,530.15

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Solution

The fourth proportional to 94,396.73, 141,654.84 and 85,530.15 is: 128,349.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,396.73 : 141,654.84 = 85,530.15 : x
  2. Step 2: Convert to fraction form
    94,396.73/141,654.84 = 85,530.15/x
  3. Step 3: Cross multiply
    94,396.73x = 141,654.84 × 85,530.15
  4. Step 4: Simplify right side
    94,396.73x = 12,115,759,911.37
  5. Step 5: Solve for x
    x = 12,115,759,911.37/94,396.73
  6. Step 6: Final answer
    x = 128,349.36

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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.