Home / 156,613.38-216,126.62-84,993.42

Finding the Fourth Proportional to 156,613.38, 216,126.62 and 84,993.42

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Solution

The fourth proportional to 156,613.38, 216,126.62 and 84,993.42 is: 117,291.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,613.38 : 216,126.62 = 84,993.42 : x
  2. Step 2: Convert to fraction form
    156,613.38/216,126.62 = 84,993.42/x
  3. Step 3: Cross multiply
    156,613.38x = 216,126.62 × 84,993.42
  4. Step 4: Simplify right side
    156,613.38x = 18,369,340,586.84
  5. Step 5: Solve for x
    x = 18,369,340,586.84/156,613.38
  6. Step 6: Final answer
    x = 117,291.00

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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.