Home / 193,192.80-289,328.40-94,581.60

Finding the Fourth Proportional to 193,192.80, 289,328.40 and 94,581.60

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Solution

The fourth proportional to 193,192.80, 289,328.40 and 94,581.60 is: 141,646.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,192.80 : 289,328.40 = 94,581.60 : x
  2. Step 2: Convert to fraction form
    193,192.80/289,328.40 = 94,581.60/x
  3. Step 3: Cross multiply
    193,192.80x = 289,328.40 × 94,581.60
  4. Step 4: Simplify right side
    193,192.80x = 27,365,142,997.44
  5. Step 5: Solve for x
    x = 27,365,142,997.44/193,192.80
  6. Step 6: Final answer
    x = 141,646.81

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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.