Home / 171,499.02-257,248.53-71,604.83

Finding the Fourth Proportional to 171,499.02, 257,248.53 and 71,604.83

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Solution

The fourth proportional to 171,499.02, 257,248.53 and 71,604.83 is: 107,407.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,499.02 : 257,248.53 = 71,604.83 : x
  2. Step 2: Convert to fraction form
    171,499.02/257,248.53 = 71,604.83/x
  3. Step 3: Cross multiply
    171,499.02x = 257,248.53 × 71,604.83
  4. Step 4: Simplify right side
    171,499.02x = 18,420,235,972.16
  5. Step 5: Solve for x
    x = 18,420,235,972.16/171,499.02
  6. Step 6: Final answer
    x = 107,407.24

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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.