Home / 64,168.68-95,613.45-57,185.40

Finding the Fourth Proportional to 64,168.68, 95,613.45 and 57,185.40

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Solution

The fourth proportional to 64,168.68, 95,613.45 and 57,185.40 is: 85,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,168.68 : 95,613.45 = 57,185.40 : x
  2. Step 2: Convert to fraction form
    64,168.68/95,613.45 = 57,185.40/x
  3. Step 3: Cross multiply
    64,168.68x = 95,613.45 × 57,185.40
  4. Step 4: Simplify right side
    64,168.68x = 5,467,693,383.63
  5. Step 5: Solve for x
    x = 5,467,693,383.63/64,168.68
  6. Step 6: Final answer
    x = 85,208.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.