Home / 68,560.64-94,613.42-38,345.84

Finding the Fourth Proportional to 68,560.64, 94,613.42 and 38,345.84

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Solution

The fourth proportional to 68,560.64, 94,613.42 and 38,345.84 is: 52,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,560.64 : 94,613.42 = 38,345.84 : x
  2. Step 2: Convert to fraction form
    68,560.64/94,613.42 = 38,345.84/x
  3. Step 3: Cross multiply
    68,560.64x = 94,613.42 × 38,345.84
  4. Step 4: Simplify right side
    68,560.64x = 3,628,031,065.17
  5. Step 5: Solve for x
    x = 3,628,031,065.17/68,560.64
  6. Step 6: Final answer
    x = 52,917.11

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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.