Home / 193,616.68-290,250.06-134,480.20

Finding the Fourth Proportional to 193,616.68, 290,250.06 and 134,480.20

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Solution

The fourth proportional to 193,616.68, 290,250.06 and 134,480.20 is: 201,598.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,616.68 : 290,250.06 = 134,480.20 : x
  2. Step 2: Convert to fraction form
    193,616.68/290,250.06 = 134,480.20/x
  3. Step 3: Cross multiply
    193,616.68x = 290,250.06 × 134,480.20
  4. Step 4: Simplify right side
    193,616.68x = 39,032,886,118.81
  5. Step 5: Solve for x
    x = 39,032,886,118.81/193,616.68
  6. Step 6: Final answer
    x = 201,598.78

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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.