Home / 193,633.72-290,480.16-98,812.24

Finding the Fourth Proportional to 193,633.72, 290,480.16 and 98,812.24

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Solution

The fourth proportional to 193,633.72, 290,480.16 and 98,812.24 is: 148,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,633.72 : 290,480.16 = 98,812.24 : x
  2. Step 2: Convert to fraction form
    193,633.72/290,480.16 = 98,812.24/x
  3. Step 3: Cross multiply
    193,633.72x = 290,480.16 × 98,812.24
  4. Step 4: Simplify right side
    193,633.72x = 28,702,995,285.16
  5. Step 5: Solve for x
    x = 28,702,995,285.16/193,633.72
  6. Step 6: Final answer
    x = 148,233.45

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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.