Home / 171,415.64-257,191.07-53,096.18

Finding the Fourth Proportional to 171,415.64, 257,191.07 and 53,096.18

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Solution

The fourth proportional to 171,415.64, 257,191.07 and 53,096.18 is: 79,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,415.64 : 257,191.07 = 53,096.18 : x
  2. Step 2: Convert to fraction form
    171,415.64/257,191.07 = 53,096.18/x
  3. Step 3: Cross multiply
    171,415.64x = 257,191.07 × 53,096.18
  4. Step 4: Simplify right side
    171,415.64x = 13,655,861,795.68
  5. Step 5: Solve for x
    x = 13,655,861,795.68/171,415.64
  6. Step 6: Final answer
    x = 79,665.20

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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.