Home / 217,342.50-299,586.23-171,327.16

Finding the Fourth Proportional to 217,342.50, 299,586.23 and 171,327.16

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Solution

The fourth proportional to 217,342.50, 299,586.23 and 171,327.16 is: 236,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,342.50 : 299,586.23 = 171,327.16 : x
  2. Step 2: Convert to fraction form
    217,342.50/299,586.23 = 171,327.16/x
  3. Step 3: Cross multiply
    217,342.50x = 299,586.23 × 171,327.16
  4. Step 4: Simplify right side
    217,342.50x = 51,327,257,961.01
  5. Step 5: Solve for x
    x = 51,327,257,961.01/217,342.50
  6. Step 6: Final answer
    x = 236,158.40

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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.