Home / 171,613.23-257,419.04-43,529.55

Finding the Fourth Proportional to 171,613.23, 257,419.04 and 43,529.55

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Solution

The fourth proportional to 171,613.23, 257,419.04 and 43,529.55 is: 65,294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,613.23 : 257,419.04 = 43,529.55 : x
  2. Step 2: Convert to fraction form
    171,613.23/257,419.04 = 43,529.55/x
  3. Step 3: Cross multiply
    171,613.23x = 257,419.04 × 43,529.55
  4. Step 4: Simplify right side
    171,613.23x = 11,205,334,754.98
  5. Step 5: Solve for x
    x = 11,205,334,754.98/171,613.23
  6. Step 6: Final answer
    x = 65,294.12

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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.